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Medical Dictionary Definitions A-Z List

Medical Dictionary Definitions A - Z - «C»:

  1. Chorea Chorea
    Chorea: Ceaseless rapid complex body movements that look well coordinated and purposeful but are, in fact, involuntary. Chorea was thought suggestive of a grotesque dance. The term "chorea" is derived from the Greek word "choreia" for dancing (as is choreography)....
  2. Chorea, senile Chorea, senile
    Chorea, senile: See: Senile chorea....
  3. Chorea, Sydenham's Chorea, Sydenham's
    Chorea, Sydenham's: See: Sydenham chorea....
  4. Chorioamnionitis Chorioamnionitis
    Chorioamnionitis: Inflammation of the chorion and the amnion, the membranes that surround the fetus. Chorioamnionitis usually is associated with a bacterial infection. This may be due to bacteria ascending from the mother's genital tract into the uterus to infect the membranes and the amniotic fluid...
  5. Chorioangioma, placental Chorioangioma, placental
    Chorioangioma, placental: A benign vascular (blood vessel) tumor of the placenta (afterbirth). Large chorioangiomas cause complications including polyhydramnios (excess amniotic fluid), maternal and fetal clotting problems (coagulopathies), premature delivery, toxemia, fetal heart failure, and hyd...
  6. Choriocarcinoma Choriocarcinoma
    Choriocarcinoma: A highly malignant tumor that arises from trophoblastic cells within the uterus. Choriocarcinoma tends to be invasive and to metastasize early and widely through both the venous and lymphatic systems. Choriocarcinoma is one of the two types of gestational trophoblastic tumor, the ot...
  7. Chorion Chorion
    Chorion: The outermost of the two fetal membranes - the amnion is the innermost --. which together surround the embryo. The chorion develops villi (vascular fingers) and gives rise to the placenta. In Greek, the word "chorion" means "skin or leather."...
  8. Chorionic gonadotropin, human Chorionic gonadotropin, human
    Chorionic gonadotropin, human: See: Human chorionic gonadotropin....
  9. Chorionic villus sampling Chorionic villus sampling
    Chorionic villus sampling: A procedure for first-trimester prenatal diagnosis. Chorionic villus sampling may be done between the eighth and tenth weeks of pregnancy. The aim is to diagnose severe abnormalities afflicting the fetus. In the procedure, tissue is withdrawn from the villi (vascular finge...
  10. Choroid Choroid
    Choroid: In the eye, a thin vascular layer between the sclera and the retina. The choroid supplies blood to the retina and conducts arteries and nerves to other structures in the eye....
  11. Choroidal melanoma Choroidal melanoma
    Choroidal melanoma: See: Melanoma, choroidal....
  12. Choroiditis Choroiditis
    Choroiditis: An inflammation of the layer of the eye behind the retina, either in its entirely (multifocal choroiditis) or in patches (focal choroiditis). Usually the only symptom is blurred vision. See also uveitis....
  13. Chrematophobia Chrematophobia
    Chrematophobia: Fear of money. Although born to a wealthy family, he has chrematophobia and lives a spare life. From the Greek chrimata, money + phobia....
  14. Christian Boehmer Anfinsen, Jr. Christian Boehmer Anfinsen, Jr.
    Christian Boehmer Anfinsen, Jr.: See: Anfinsen, Christian Boehmer, Jr....
  15. Chromaesthesia Chromaesthesia
    Chromaesthesia: See: Chromesthesia....