Cheilitis: Inflammation of the lips or of a lip. Cheilitis can also be spelled chilitis.
Angular cheilitis is inflammation and fissuring radiating from the commissures (angles) of the mouth secondary to predisposing factors such as nutritional deficiencies, atopic dermatitis, or Candida albicans (yeast) infection. Also called angular stomatitis, commissural cheilitis, or perlèche.
Cheiroarthropathy: A syndrome of limited joint mobility that occurs in patients with diabetes. Cheiroarthropathy is characterized by thickening of the skin resulting in contracture of the fingers. Cheiroarthropathy causes such limited motion of the fingers that the affected individual is unable to extend the fingers to fully flatten the hand. Typically both hands are affected […]
CHEK2: A gene on chromosome 22q that encodes a kinase enzyme and influences a person’s susceptibility to breast cancer. A variant (allele) of CHEK2 that abolishes its kinase activity results in a 2-fold increase in the risk of breast cancer for women and a 10-fold increase in risk for men. The CHEK2 kinase is at […]
- Chekhov, Anton
Chekhov, Anton: (1860-1904) “Russia’s most famous physician” and greatest dramatist. Anton Pavlovich Chekhov graduated from the Medical Faculty of Moscow University in 1884 and practiced medicine throughout much of his short remaining life. In 1890 Chekhov on his own undertook a medical census of the convicts in the Sakhalin Island penal colony. During the famine […]
- Chemical menopause
Chemical menopause: Menopause induced by chemotherapy or other chemicals or medications.
- Chemical reaction
Chemical reaction: A process in which one substance is transformed into another.