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Use the A-Z list to browse more than 6,000 health-related topics in our library. Clicking on a term opens the definition and, in most cases, links to more information.
Topic Index
- + NDDIC
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- NDDIC
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"NDDIC" is more commonly referred to as "National Digestive Diseases Information Clearinghouse" in the medical community.
National Digestive Diseases Information Clearinghouse
A division of the National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK) specializing is providing information about digestive diseases.
- + NDRIs
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- NDRIs
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Also Known As: "Norepinephrine and Dopamine Reuptake Inhibitors"
A class of antidepressant medications that helps alleviate depression by increasing the levels of the neurotransmitters norepinephrine and dopamine. Some types may be used to treat attention deficit disorders or as an aid to quit smoking.
More Information on NDRIs: Psychiatric Medications
- + NDV Cancer Therapy
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- NDV Cancer Therapy
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Also Known As: "NDV Therapy, Newcastle Disease Virus Cancer Therapy"
An avian (bird) virus that poses little harm to humans in general but that produces faster in cancer cells. Strains are being studied both for their potential to directly kill cancers cells and for use as vaccines to help the body fight cancer.
- + NDV Therapy
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- NDV Therapy
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Also Known As: "Newcastle Disease Virus Cancer Therapy, NDV Cancer Therapy"
An avian (bird) virus that poses little harm to humans in general but that produces faster in cancer cells. Strains are being studied both for their potential to directly kill cancers cells and for use as vaccines to help the body fight cancer.
- + Nearsightedness
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- Nearsightedness
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"Nearsightedness" is more commonly referred to as "Myopia" in the medical community.
Myopia
Nearsightedness, or poor distance vision. A type of refractory error caused by the eye's inability to bend light correctly, resulting in blurred vision.
More Information on Myopia: Pediatric Hearing & Vision
- + NEAT
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- NEAT
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"NEAT" is more commonly referred to as "Nonexercise Activity Thermogenesis" in the medical community.
Nonexercise Activity Thermogenesis
Energy expended for everything that is not sleeping, eating or sports-like exercise. It includes everything from the energy expended while fidgeting to the energy used while performing yard work.
More Information on Nonexercise Activity Thermogenesis: Exercise & Weight
- + Nebulizers
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- Nebulizers
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A machine that changes liquid medicine into fine droplets (in aerosol or mist form), which are inhaled through a mouthpiece or mask. Nebulizers are powered by an air compressor and may be used instead of an inhaler.
More Information on Nebulizers: Breathing & Lung
- + Neck & Spine Bracing
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- Neck & Spine Bracing
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Devices worn to help stabilize an area of the spine, most commonly the neck, lower back or pelvis. There are many types, including collars, belts, corsets, braces and jackets. They may be used to lessen pain, prevent injury or to treat conditions.
More Information on Neck & Spine Bracing: Head & Spine Injury
- + Neck Brace
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- Neck Brace
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"Neck Brace" is more commonly referred to as "Cervical Collar" in the medical community.
Cervical Collar
Also Known As: "Neck Collar, Neck Wrap"
A device worn around the neck that supports the spine, reduces mobility and lessens pain and irritation while allowing the neck muscles to relax as they heal.
More Information on Cervical Collar: Head & Spine Injury
- + Neck Collar
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- Neck Collar
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"Neck Collar" is more commonly referred to as "Cervical Collar" in the medical community.
Cervical Collar
Also Known As: "Neck Wrap, Neck Brace"
A device worn around the neck that supports the spine, reduces mobility and lessens pain and irritation while allowing the neck muscles to relax as they heal.
More Information on Cervical Collar: Head & Spine Injury
- + Neck Discomfort
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- Neck Discomfort
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Also Known As: "Cervical Spine Pain, Neck Tightness, Neckache, Neck Pressure, Neck Stiffness"
Pain that is located in or around the neck region. It may be due to muscular, nerve or spinal column conditions.
More Information on Neck Discomfort: Back, Neck & Shoulder Pain
- + Neck Pain
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- Neck Pain
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Also Known As: "Neck Discomfort, Cervical Spine Pain, Neck Tightness, Neckache, Neck Pressure, Neck Stiffness"
Pain that is located in or around the neck region. It may be due to muscular, nerve or spinal column conditions.
More Information on Neck Pain: Back, Neck & Shoulder Pain
- + Neck Pressure
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- Neck Pressure
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Also Known As: "Cervical Spine Pain, Neck Stiffness, Neck Discomfort, Neck Tightness, Neckache"
Pain that is located in or around the neck region. It may be due to muscular, nerve or spinal column conditions.
More Information on Neck Pressure: Back, Neck & Shoulder Pain
- + Neck Stiffness
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- Neck Stiffness
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Also Known As: "Cervical Spine Pain, Neck Discomfort, Neck Tightness, Neckache, Neck Pressure"
Pain that is located in or around the neck region. It may be due to muscular, nerve or spinal column conditions.
More Information on Neck Stiffness: Back, Neck & Shoulder Pain
- + Neck Tightness
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- Neck Tightness
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Also Known As: "Cervical Spine Pain, Neckache, Neck Pressure, Neck Stiffness, Neck Discomfort"
Pain that is located in or around the neck region. It may be due to muscular, nerve or spinal column conditions.
More Information on Neck Tightness: Back, Neck & Shoulder Pain
- + Neck Wrap
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- Neck Wrap
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"Neck Wrap" is more commonly referred to as "Cervical Collar" in the medical community.
Cervical Collar
Also Known As: "Neck Brace, Neck Collar"
A device worn around the neck that supports the spine, reduces mobility and lessens pain and irritation while allowing the neck muscles to relax as they heal.
More Information on Cervical Collar: Head & Spine Injury
- + Neckache
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- Neckache
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Also Known As: "Cervical Spine Pain, Neck Pressure, Neck Stiffness, Neck Discomfort, Neck Tightness"
Pain that is located in or around the neck region. It may be due to muscular, nerve or spinal column conditions.
More Information on Neckache: Back, Neck & Shoulder Pain
- + Necrobiosis Lipoidica
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- Necrobiosis Lipoidica
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Also Known As: "Necrobiosis Lipoidica Diabeticorum, NLD"
A skin condition that usually appears on the lower legs and involves lesions that are raised, waxy and yellow with a purple border. Women are more often affected. While it is often a sign of diabetes (necrobiosis lipoidica diabeticorum), it can also occur in non-diabetics.
More Information on Necrobiosis Lipoidica: Skin Discoloration
- + Necrobiosis Lipoidica Diabeticorum
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- Necrobiosis Lipoidica Diabeticorum
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Also Known As: "NLD"
A skin condition that usually appears on the lower legs and involves lesions that are raised, waxy and yellow with a purple border. Women are more often affected. While it is often a sign of diabetes (necrobiosis lipoidica diabeticorum), it can also occur in non-diabetics.
More Information on Necrobiosis Lipoidica Diabeticorum: Skin Discoloration
- + Necrophilia
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- Necrophilia
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A type of paraphilia involving sexual attraction to or sexual activity with dead bodies.
More Information on Necrophilia: Impulse Control Disorders
- + Necrosis
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- Necrosis
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Also Known As: "Avascular Necrosis, Aseptic Necrosis"
The death of a small area of bone or tissue, usually due to the loss of blood supply. This can be caused by trauma, such as an accident or burn, or by obstruction of a blood vessel.
- + Necrotic Facial Dysplasia
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- Necrotic Facial Dysplasia
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"Necrotic Facial Dysplasia" is more commonly referred to as "Oculoauriculovertebral Dysplasia" in the medical community.
Oculoauriculovertebral Dysplasia
Also Known As: "OAV, Goldenhar-Gorlin Syndrome, Lateral Facial Dysplasia, First Arch Syndrome, First And Second Branchial Arch Syndrome, Franceschetti-Goldenhar Syndrome, Intrauterine Facial Necrosis"
A multiple congenital anomaly/mental retardation (MCA/MR) syndrome that could cause mild to severe physical and developmental problems. Some cases are complicated by one or more birth defects of the heart.
More Information on Oculoauriculovertebral Dysplasia: Pediatric Heart
- + Necrotizing Colitis
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- Necrotizing Colitis
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"Necrotizing Colitis" is more commonly referred to as "Pseudomembranous Colitis" in the medical community.
Pseudomembranous Colitis
A severe bacterial infection of the colon that may occur after taking oral antibiotics, which kill the intestinal flora that keep the bacteria in check.
More Information on Pseudomembranous Colitis: Inflammatory Bowel (Colitis)
- + Necrotizing Enterocolitis
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- Necrotizing Enterocolitis
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A disease in infants where some of the tissue in the intestines is destroyed, often requiring surgical treatment.
More Information on Necrotizing Enterocolitis: Pediatric Digestive
- + Necrotizing External Otitis
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- Necrotizing External Otitis
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"Necrotizing External Otitis" is more commonly referred to as "Malignant External Otitis" in the medical community.
Malignant External Otitis
Also Known As: "MEO, Invasive External Otitis"
A serious bacterial infection of the external ear canal that can spread to the facial nerves and skull. It is rare, but seen mostly in people with diabetes.
More Information on Malignant External Otitis: Ear Conditions
- + Necrotizing Fasciitis
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- Necrotizing Fasciitis
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Also Known As: "Flesh Eating Bacteria"
Infection with bacteria that destroy muscles, fat and skin tissue. Most cases result from infection with group A streptococcus.
More Information on Necrotizing Fasciitis: Infectious Disease Basics
- + Necrotizing Ulcerative Gingivitis
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- Necrotizing Ulcerative Gingivitis
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Also Known As: "NUG"
A condition affecting the gums due to bacterial infection. Unlike most periodontal disease, it typically develops quickly and causes moderate to severe pain. Stress and heavy smoking are major risk factors.
More Information on Necrotizing Ulcerative Gingivitis: Oral Infections
- + Necrotizing Ulcerative Periodontitis
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- Necrotizing Ulcerative Periodontitis
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Also Known As: "NUP"
Gum disease that leads to dead bone and gum tissue at one or multiple sites in the mouth.
More Information on Necrotizing Ulcerative Periodontitis: Oral Infections
- + Nedocromil
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- Nedocromil
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"Nedocromil" is more commonly referred to as "Mast Cell Stabilizers" in the medical community.
Mast Cell Stabilizers
Also Known As: "Lodoxamide, Cromolyn Sodium"
Medications used to combat symptoms of hay fever and sometimes asthma and food allergies. These drugs cause fewer side effects than antihistamines but take longer to work and are not as effective.
More Information on Mast Cell Stabilizers: Allergy & Asthma Drugs
- + Needle Biopsy
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- Needle Biopsy
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"Needle Biopsy" is more commonly referred to as "Biopsy" in the medical community.
Biopsy
Also Known As: "Surgical Biopsy, Fine Needle Aspiration, Endoscopic Biopsy, Aspiration Biopsy, Punch Biopsy, Fine Needle Biopsy, Core Biopsy"
Removal of tissue from a body area suspected of being cancerous. It can be performed in a variety of ways, including skin scraping, endoscopy, using a needle to remove a small amount of tissue or through surgery.
More Information on Biopsy: Cancer Basics
- + Needle Localization Biopsy
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- Needle Localization Biopsy
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"Needle Localization Biopsy" is more commonly referred to as "Wire Localization Biopsy" in the medical community.
Wire Localization Biopsy
Also Known As: "Needle Wire Localization Biopsy"
A technique used in breast imaging to locate a suspicious area that is difficult to find. An x-ray is used to guide a wire to the suspicious area, which is then left in the breast to guide the surgeon during biopsy.
More Information on Wire Localization Biopsy: Breast Cancer
- + Needle Wire Localization Biopsy
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- Needle Wire Localization Biopsy
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"Needle Wire Localization Biopsy" is more commonly referred to as "Wire Localization Biopsy" in the medical community.
Wire Localization Biopsy
Also Known As: "Needle Localization Biopsy"
A technique used in breast imaging to locate a suspicious area that is difficult to find. An x-ray is used to guide a wire to the suspicious area, which is then left in the breast to guide the surgeon during biopsy.
More Information on Wire Localization Biopsy: Breast Cancer
- + Nefazodone
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- Nefazodone
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"Nefazodone" is more commonly referred to as "Venlafaxine" in the medical community.
Venlafaxine
Also Known As: "Duloxetine"
A type of medication belonging to the drug class of SNRIs.
More Information on Venlafaxine: Psychiatric Medications
- + Negative Energy Balance
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- Negative Energy Balance
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A state when the body requires more energy than is available from food and thus draws upon its energy stores. This is a positive state for people who are trying to lose weight.
- + Negative Nitrogen Balance
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- Negative Nitrogen Balance
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A state when nitrogen intake is less than the sum of all sources of nitrogen excretion.
- + Negative Self Talk
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- Negative Self Talk
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Mental or verbal statements the people make to themselves that reinforce negative or destructive self-perceptions.
- + Negative Symptoms
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- Negative Symptoms
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Associated with schizophrenia, it is the absence of thoughts and behaviors that would otherwise be expected. Examples include lack of emotion, speech, social interaction or movement.
More Information on Negative Symptoms: Schizophrenia & Psychosis
- + Neglected Tropical Disease
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- Neglected Tropical Disease
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Also Known As: "NTD"
A group of diseases responsible for large numbers of deaths worldwide but that receive few resources to research, prevent or treat -- even in cases where cures are available and inexpensive. They tend to affect poor, developing countries.
More Information on Neglected Tropical Disease: Tropical Disease
- + Neisseria Gonorrhoeae Infection
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- Neisseria Gonorrhoeae Infection
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"Neisseria Gonorrhoeae Infection" is more commonly referred to as "Gonorrhea" in the medical community.
Gonorrhea
Also Known As: "Clap, Gonococcal Infections"
A common sexually transmitted disease (STD) caused by the bacteria Neisseria gonorrhea. Untreated, it can cause infertility or spread to the heart and brain. It is treated with antibiotics.
More Information on Gonorrhea: STD & Genital Infections
- + Nematodes
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- Nematodes
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Any of several worms of the phylum Nematoda. They have unsegmented, cylindrical bodies that typically narrow at each end. Examples of parasitic forms include hookworm and pinworm.
More Information on Nematodes: Parasitic Disease
- + Neointimal Hyperplasia
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- Neointimal Hyperplasia
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Also Known As: "Intimal Hyperplasia"
A possible complication of stenting, bypass surgery or other treatments for clogged arteries. It involves a thickening of the inner layer of the blood vessel, which could ultimately result in the closing of the newly opened or grafted blood vessel.
More Information on Neointimal Hyperplasia: Bypass Surgery
- + Neonatal Care
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- Neonatal Care
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Care for newborn infants, including intensive care for infants born prematurely or born with a serious medical condition.
More Information on Neonatal Care: Newborn Care
- + Neonatal Hepatitis
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- Neonatal Hepatitis
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Inflammation and irritation of the liver of newborn infants with no known cause. Often results in jaundice and liver cell changes.
More Information on Neonatal Hepatitis: Pediatric Digestive
- + Neonatal Infections
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- Neonatal Infections
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The immature immune system of newborns makes them particularly susceptible to infections. Some of these are potentially quite serious and require prompt treatment.
More Information on Neonatal Infections: Newborn Care
- + Neonatal Jaundice
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- Neonatal Jaundice
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"Neonatal Jaundice" is more commonly referred to as "Jaundice in Healthy Newborns" in the medical community.
Jaundice in Healthy Newborns
A yellow tint to the skin, whites of the eyes, nail beds and/or mucous membranes is common in newborns. It is frequently a result of an immature liver, is usually mild and easily treated. Severe forms can sometimes lead to mental retardation.
More Information on Jaundice in Healthy Newborns: Newborn Care
- + Neonatologist
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- Neonatologist
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A medical doctor who specializes in care for newborns, usually up to about 6 weeks of age.
More Information on Neonatologist: Newborn Care
- + Neophobia
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- Neophobia
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Dislike for anything new or unfamiliar. In psychology, neophobia is defined as the persistent and abnormal fear of anything new. People with mild cases may be unwilling to try new things or to break from routine.
More Information on Neophobia: Anxiety Disorders
- + Neoplasm
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- Neoplasm
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The creation of new and abnormal tissue that has no useful function (such as in tumor growth) and impacts the growth of healthy tissue. It can be benign (not infiltrating tissue) or malignant (infiltrating tissue and spreading to other tissue).
More Information on Neoplasm: Cancer Basics
- + Neotame
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- Neotame
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An artificial sweetener derived from and similar in structure to aspartame. However, neotame is heat stable and more potent than aspartame. It is not dangerous to those with phenylketonuria, as it does not metabolize into phenylalanine.
More Information on Neotame: Carbs & Sugars
- + Neovascularization
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- Neovascularization
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A new and abnormal formation of new blood vessels, such as that may occur in the retina of the eye as a result of uncontrolled diabetes (diabetic retinopathy).
More Information on Neovascularization: Diabetes Heart & Blood Vessel
- + Nephrectomy
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- Nephrectomy
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Also Known As: "Bilateral Nephrectomy"
Surgical removal of one or both kidneys (bilateral nephrectomy).
More Information on Nephrectomy: Kidney, Liver & Urinary Cancer
- + Nephroblastoma
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- Nephroblastoma
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"Nephroblastoma" is more commonly referred to as "Wilms Tumor" in the medical community.
Wilms Tumor
The most common form of kidney cancer in children, comprising about 90 percent of childhood kidney cancers. Most Wilms tumors are found only after they have become large, often weighing 1 pound.
More Information on Wilms Tumor: Pediatric Cancer
- + Nephrologist
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- Nephrologist
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Also Known As: "Kidney Specialist"
A physician who specializes in the diagnosis, treatment and prevention of kidney disease. Uncontrolled diabetes can lead to kidney problems.
More Information on Nephrologist: Kidney (Renal)
- + Nerve
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- Nerve
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Also Known As: "Afferent Nerve, Efferent Nerve"
A bundle of fibers that transmits electrical signals between the brain and spinal cord and areas of the body. Afferent nerves convey sensory signals to the brain, while efferent nerves carry stimulatory signals from the brain to muscles and glands.
More Information on Nerve: Brain & Nerve Basics
- + Nerve Biopsy
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- Nerve Biopsy
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Removal of a small piece of nerve for examination under a microscope. It may be performed to identify nerve degeneration, inflamed nerve conditions as found in neuropathies, or to confirm specific diagnoses.
More Information on Nerve Biopsy: Brain & Nerve Tests
- + Nerve Block
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- Nerve Block
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A local anesthetic that is injected into a nerve to temporarily prevent pain messages traveling along the nerve pathway from reaching the brain.
More Information on Nerve Block: Pain Management
- + Nerve Conduction Study
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- Nerve Conduction Study
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Also Known As: "Nerve Conduction Test, NCV Study"
A test that measures the speed of electrical impulses through a nerve. It assesses nerve function to diagnose causes of muscle problems (e.g., weakness, twitching, paralysis). It is often done along with an electromyography.
More Information on Nerve Conduction Study: Brain & Nerve Tests
- + Nerve Conduction Test
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- Nerve Conduction Test
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Also Known As: "NCV Study, Nerve Conduction Study"
A test that measures the speed of electrical impulses through a nerve. It assesses nerve function to diagnose causes of muscle problems (e.g., weakness, twitching, paralysis). It is often done along with an electromyography.
More Information on Nerve Conduction Test: Brain & Nerve Tests
- + Nerve Conduction Velocity
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- Nerve Conduction Velocity
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Also Known As: "Nerve Conduction Study, Nerve Conduction Test, NCV Study"
A test that measures the speed of electrical impulses through a nerve. It assesses nerve function to diagnose causes of muscle problems (e.g., weakness, twitching, paralysis). It is often done along with an electromyography.
More Information on Nerve Conduction Velocity: Brain & Nerve Tests
- + Nerve Entrapment Syndrome
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- Nerve Entrapment Syndrome
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A group of conditions characterized by compression of nerves between a bony surface and ligaments or muscles. Symptoms include pain, tingling sensations and weakness in the affected body part. The most common type is carpal tunnel syndrome.
More Information on Nerve Entrapment Syndrome: Neuropathy
- + Nervous Breakdown
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- Nervous Breakdown
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A severe or incapacitating emotional disorder. Although technically not a medical term, it is usually used to describe a sudden and acute attack of mental illness such as clinical depression.
More Information on Nervous Breakdown: Emotional Health Basics
- + Nervous Tachypnea
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- Nervous Tachypnea
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"Nervous Tachypnea" is more commonly referred to as "Tachypnea" in the medical community.
Tachypnea
Also Known As: "Transient Tachypnea"
Abnormally rapid breathing. Nervous tachypnea (more than 40 breaths per minute) may occur in response to fear or anxiety. Transient tachypnea in newborns (60 breaths per minute or more) usually resolves in three days.
More Information on Tachypnea: Heart Signs & Symptoms
- + Nervus Intermedius Neuralgia
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- Nervus Intermedius Neuralgia
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Also Known As: "Geniculate Neuralgia"
Fast and severe pain along the nervus intermedius of the head. It may be perceived as a lightning strike of pain deep in the ear. It is a rare type of cranial neuralgia. Pain comes in short bursts and repeated attacks are common.
More Information on Nervus Intermedius Neuralgia: Ear, Eye & Face Pain
- + NEs
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- NEs
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"NEs" is more commonly referred to as "Niacin Equivalents" in the medical community.
Niacin Equivalents
A measure that includes preformed dietary niacin as well as niacin derived from tryptophan (an essential amino acid). Sixty milligrams of tryptophan yield about 1 milligram of niacin.
More Information on Niacin Equivalents: Vitamins
- + Nesidioblastoma
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- Nesidioblastoma
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"Nesidioblastoma" is more commonly referred to as "Persistent Hyperinsulinemic Hypoglycemia of Infancy" in the medical community.
Persistent Hyperinsulinemic Hypoglycemia of Infancy
Also Known As: "Islet Cell Dysmaturation Syndrome, Diffuse Discrete Beta Cell Abnormality, PHHI, Islet Cell Adenomatosis, Focal Adenomatous Hyperplasia, Nesidioblastosis"
A group of rare conditions (most often occur in infancy) in which the beta cells of the pancreas secrete too much insulin. While the opposite of type 1 diabetes (the body produces no insulin), it involves regular glucose testing as with diabetes.
More Information on Persistent Hyperinsulinemic Hypoglycemia of Infancy: Pediatric Diabetes
- + Nesidioblastosis
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- Nesidioblastosis
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"Nesidioblastosis" is more commonly referred to as "Persistent Hyperinsulinemic Hypoglycemia of Infancy" in the medical community.
Persistent Hyperinsulinemic Hypoglycemia of Infancy
Also Known As: "Islet Cell Dysmaturation Syndrome, Diffuse Discrete Beta Cell Abnormality, PHHI, Islet Cell Adenomatosis, Nesidioblastoma, Focal Adenomatous Hyperplasia"
A group of rare conditions (most often occur in infancy) in which the beta cells of the pancreas secrete too much insulin. While the opposite of type 1 diabetes (the body produces no insulin), it involves regular glucose testing as with diabetes.
More Information on Persistent Hyperinsulinemic Hypoglycemia of Infancy: Pediatric Diabetes
- + Net Carbohydrates
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- Net Carbohydrates
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Also Known As: "Net Carbs"
A term used to describe carbohydrate content of a product once certain factors (such as sugar alcohols and fiber) are subtracted. Manufacturers use this formula to discount factors that may have a negligible effect on the body.
More Information on Net Carbohydrates: Carbs & Sugars
- + Net Carbs
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- Net Carbs
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A term used to describe carbohydrate content of a product once certain factors (such as sugar alcohols and fiber) are subtracted. Manufacturers use this formula to discount factors that may have a negligible effect on the body.
More Information on Net Carbs: Carbs & Sugars
- + Netilmicin
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- Netilmicin
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"Netilmicin" is more commonly referred to as "Streptomycin" in the medical community.
Streptomycin
Also Known As: "Amikacin, Meomycin, Tobramycin, Gentamicin, Kanamycin, Spectinomycin"
A type of antibiotic belonging to the drug class of aminoglycosides. These medications kill or slow the growth of harmful microorganisms, such as bacteria. They have no effect on viruses.
More Information on Streptomycin: Digestive Medications
- + Nettlerash
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- Nettlerash
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"Nettlerash" is more commonly referred to as "Hives" in the medical community.
Hives
Also Known As: "Urticaria"
Red, swollen patches of skin that occur in groups and may burn, sting or itch. An allergic reaction causes blood plasma to leak into skin, creating hives. They fade within hours, leaving no trace. But, new patches may appear as older ones fade.
More Information on Hives: Dermatitis, Eczema & Hives
- + Neural Tube Defect
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- Neural Tube Defect
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Also Known As: "NTD"
A condition in which the tube that forms the brain and spinal cord fails to develop properly during pregnancy (e.g., spina bifida, anencephaly). Many cases can be prevented by taking folic acid daily before and during early pregnancy.
More Information on Neural Tube Defect: Birth & Genetic Disorders
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- + Neuralgia
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- Neuralgia
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Pain that is felt along a nerve or nerve pathway.
More Information on Neuralgia: Neuro Signs & Symptoms
- + Neurally Mediated Hypotension
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- Neurally Mediated Hypotension
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"Neurally Mediated Hypotension" is more commonly referred to as "Low Blood Pressure" in the medical community.
Low Blood Pressure
Also Known As: "Hypotension, Neurogenic Orthostatic Hypotension"
Lower than normal blood pressure. This is a sign that the force of blood within the artery walls is weak and can lead to slight or even severe oxygen deprivation to the brain. Standing up for a long period of time may be difficult.
More Information on Low Blood Pressure: Blood Pressure
- + Neuraminidase
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- Neuraminidase
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An enzyme that forms a mushroom-shaped projection on the surface of an influenza virus particle. It aids in the release of new virus particles from the surface of an infected cell.
More Information on Neuraminidase: Cold & Flu Basics
- + Neuriloma
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- Neuriloma
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"Neuriloma" is more commonly referred to as "Schwannoma" in the medical community.
Schwannoma
A tumor of the Schwann cells that are responsible for insulating the nerves. These are usually benign (noncancerous), but rare malignant cases have occurred.
More Information on Schwannoma: Brain & Nerve Cancer
- + Neuritis
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- Neuritis
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Inflammation of a nerve or nerves, characterized by pain, numbness or tingling.
More Information on Neuritis: Brain & Nerve Basics
- + Neuroablation
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- Neuroablation
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Heat or chemicals are used to sever the nerve pathways for the pain. May be permanent, or the nerves may grow back in time. Usually used only as a last resort.
More Information on Neuroablation: Pain Management
- + Neuroacanthocytosis
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- Neuroacanthocytosis
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Also Known As: "Levine Critchley Syndrome, Choreoacanthocytosis"
A movement disorder caused by degeneration of the basal ganglia and loss of neurons. It is marked by muscle weakness and atrophy, cognitive loss, chorea (involuntary twisting movements) and acanthocytosis (spiked red blood cells).
More Information on Neuroacanthocytosis: Movement Disorders
- + Neurobiofeedback
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- Neurobiofeedback
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"Neurobiofeedback" is more commonly referred to as "Biofeedback" in the medical community.
Biofeedback
Also Known As: "Thermal Biofeedback, Biofeedback Therapy, Neurofeedback"
A technique in which patients are trained to gain some voluntary control over certain physiological conditions, such as blood pressure and muscle tension, to promote relaxation.
More Information on Biofeedback: Alternative Medicine Center
- + Neuroblastoma
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- Neuroblastoma
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A form of cancer that occurs in infants and children. It is rarely found in children older than 10 years. The cancer cells usually resemble developing nerve cells found in an embryo or fetus. It is one of the few cancers that release hormones.
More Information on Neuroblastoma: Brain & Nerve Cancer
- + Neurocirculatory Asthenia
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- Neurocirculatory Asthenia
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Also Known As: "Cardiac Neurosis, Effort Syndrome, Hyperkinetic Heart Syndrome"
A disorder marked by shortness of breath, palpitations, labored breathing, and complaints of discomfort or effort following slight exertion. Dizziness, sweating, insomnia and shakiness may also be present.
More Information on Neurocirculatory Asthenia: Heart Signs & Symptoms
- + Neurocutaneous Syndromes
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- Neurocutaneous Syndromes
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A group of neurological (brain) disorders that cause tumors to grow inside the brain, spinal cord, organs, skin and skeletal bones. The three most common types are tuberous sclerosis, neurofibromatosis and Sturge-Weber disease.
More Information on Neurocutaneous Syndromes: Pediatric Brain & Nerve
- + Neurocytomas
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- Neurocytomas
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"Neurocytomas" is more commonly referred to as "Brain Tumors" in the medical community.
Brain Tumors
Also Known As: "Craniopharyngiomas, Primary Brain Tumors, Ganglioneuromas, Germinomas,
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