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Medical Dictionary Definitions A-Z List

Medical Dictionary Definitions A - Z - «A»:

  1. Adductor spasmodic dysphonia Adductor spasmodic dysphonia
    Adductor spasmodic dysphonia: A disorder in which sudden muscle spasms cause the vocal folds (or vocal cords) to slam together. See: spasmodic dysphonia....
  2. ADE ADE
    ADE: Adverse drug event. See: Adverse reaction.....
  3. Aden- Aden-
    Aden-: See: Adeno-....
  4. Adenine (A) Adenine (A)
    Adenine (A): One member of the A-T (adenine-thymine) base pair in DNA. The other base pair in DNA is G-C (guanine-cytosine). Each base pair forms a "rung of the DNA ladder." A DNA nucleotide is made of a molecule of sugar, a molecule of phosphoric acid, and a molecule called a base. The bases are th...
  5. Adenitis Adenitis
    Adenitis: Inflammation of a gland. From the aden-, gland + -itis, inflammation....
  6. Adeno- Adeno-
    Adeno-: Prefix referring to a gland, as in adenoma and adenopathy. From the Greek aden meaning originally "an acorn" and later "a gland" in the form of an acorn. Before a vowel, adeno- becomes aden-, as in adenitis (inflammation of a gland)....
  7. Adenocarcinoma Adenocarcinoma
    Lung Cancer Slideshow Pictures Effects of Secondhand Smoke Slideshow Pictures Tips to Quit Smoking Slideshow Pictures Adenocarcinoma: A cancer that develops in the lining or inner ...
  8. Adenoid cystic carcinoma Adenoid cystic carcinoma
    Adenoid cystic carcinoma: A type of cancer that most often develops in the salivary glands of the head and neck. It may arise in other sites such as the skin, lacrimal gland, trachea, breast, cervix and prostate. Adenoid cystic carcinoma (ACC) has a characteristic appearance under the microscope. Ab...
  9. Adenoidectomy Adenoidectomy
    Adenoidectomy: The surgical removal of the adenoids. ...
  10. Adenoiditis Adenoiditis
    Adenoiditis: Infection of the adenoids. ...
  11. Adenoids Adenoids
    Adenoids: Masses of lymphoid tissue in the upper part of throat behind the nose. ...
  12. Adenoids and Tonsils Adenoids and Tonsils
    Adenoids and Tonsils: These celebrated structures (adenoids and tonsils) in the back of the throat are composed of tissue similar to the lymph nodes or "glands." ...
  13. Adenoma Adenoma
    Adenoma: A benign tumor that arises in or resembles glandular tissue. If it becomes cancerous, it is called an adenocarcinoma....
  14. Adenoma colon family history Adenoma colon family history
    Adenoma colon family history: See: Colon cancer family history....
  15. Adenomatous polyposis coli Adenomatous polyposis coli
    Adenomatous polyposis coli: See: APC (meaning 3)....