Category: G

  • Gemistocyte

    In the central nervous system, a swollen astrocyte with an eccentric nucleus, seen adjacent to areas of edema or infarct.  

  • Gemella morbillorum

    A gram-positive coccus formerly classified in the genus Streptococcus; it is a cause of septic arthritis, endocarditis, oral abscesses, and peritonitis.  

  • Gelosis

    A hard lump that is so firm as to appear frozen. It occurs especially in muscle tissue.  

  • Gelling

    In arthritis, becoming stiff and fixed in any position in which movement does not occur for a prolonged period.  

  • Gelation

    The transformation of a colloid from a sol into a gel.  

  • Gelatinase

    Metalloproteinases that cleave gelatin, or nondenatured collagen. Two forms of gelatinase, A and B, have been identified. Gelatinase A (MMP-2) has a molecular weight of about 72,000, and gelatinase B (MMP-9) has a molecular weight of about 92,000. Both are involved in cancer angiogenesis and metastasis and are blocked by a variety of naturally occurring…

  • Gaze

    To look or stare intently in one direction.  

  • Gay bowel syndrome

    Infectious diarrhea, condyloma acuminata, hemor rhoids, anal fissures, and/or sexually transmitted proctitis in men who have receptive anal intercourse, especially those infected with the human immunodeficiency virus.  

  • Gauss sign

    An unusual mobility of the uterus in the early weeks of pregnancy.  

  • Gauntlet

    A glovelike bandage that fits the hand and fingers.