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.
"Onchocerca Volvulus Infection" is more commonly referred to as "River Blindness" in the medical community. River Blindness
Also Known As: "Onchocerciasis"
Infestation with slender threadlike roundworms known as filaria. Black flea bites deposit them under the skin. The condition can cause blindness when the eyes are involved. It is common in tropical America and Africa. More Information on River Blindness: Tropical Disease
"Onchocerciasis" is more commonly referred to as "River Blindness" in the medical community. River Blindness
Also Known As: "Onchocerca Volvulus Infection"
Infestation with slender threadlike roundworms known as filaria. Black flea bites deposit them under the skin. The condition can cause blindness when the eyes are involved. It is common in tropical America and Africa. More Information on River Blindness: Tropical Disease
Mutated genes that allow cells to grow and multiply too quickly and form tumors. These begin as normal genes (proto-oncogenes) found in all cells that play a role in normal cell proliferation. A change (mutation) activates them inappropriately. More Information on Oncogenes: Cancer Basics
Also Known As: "Medical Oncologist, Surgical Oncologist"
A physician who specializes in the diagnosis and treatment of cancer. Types include general adult (medical oncologist) or specialties in surgery (surgical oncologist), radiation therapy (radiation oncologist) or pediatrics (pediatric oncologist). More Information on Oncologist: Cancer Basics
"One Hour Glucose Screening Test" is more commonly referred to as "Glucose Challenge Test" in the medical community. Glucose Challenge Test
Also Known As: "GCT, Gestational Diabetes Screening, 50 Gram Glucose Challenge"
A test used to screen for diabetes during pregnancy, usually at 24 to 28 weeks. Blood is drawn for testing one hour after the patient drinks a solution containing 50 grams of glucose. Abnormal results may indicate gestational diabetes. More Information on Glucose Challenge Test: Diabetes & Endocrine Tests
Painless separation of a nail from the nail bed that often occurs in women with long nails due to excessive filing, chemical exposure or allergic reactions to cosmetic products. It also can result from skin disease, infection or injury. More Information on Onycholysis: Skin Signs & Symptoms
"Onychomycosis" is more commonly referred to as "Nail Fungus" in the medical community. Nail Fungus
Also Known As: "Tinea Unguium"
Infection with fungi that live on the dead tissues of the nails. People with nail injuries are at increased infection risk. Growth of new, non-infected nails cures the infection, and can take up to a year. Relapse is common. More Information on Nail Fungus: Skin Related Infections
"Onychoschizia" is more commonly referred to as "Brittle Splitting Nails" in the medical community. Brittle Splitting Nails
Splitting, brittle, soft or thin nails. More common in women, often caused by repeated wetting and drying of the fingernails. More Information on Brittle Splitting Nails: Skin Signs & Symptoms
"Oolong Tea" is more commonly referred to as "Tea" in the medical community. Tea
Also Known As: "Herbal Tea, Green Tea, White Tea, Black Tea"
A beverage made with tea leaves and hot water. Four major types (black, oolong, green and white) come from the same plant but are processed differently. Some contain more antioxidants than others. Herbal teas are made from other plants or herbs. More Information on Tea: Functional Foods
Also Known As: "Bilateral Salpingo Oophorectomy, Ovary Removal, Unilateral Oophorectomy, Salpingo Oophorectomy, Ovariectomy, Bilateral Oophorectomy, Salpingectomy Oophorectomy, Bilateral Ovariectomy"
Surgical removal of one (unilateral) or both (bilateral) ovaries. It is used to treat cancers, cysts or uterine disorders. It may be performed alone of in combination with removal of the uterus (hysterectomy) or fallopian tubes (salpingectomy). More Information on Oophorectomy: Uterine & Ovarian Health
A type of pelvic inflammatory disease in which an infection rises from the vagina or cervix into the ovaries. More Information on Oophoritis: Uterine & Ovarian Health
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