Category: S

  • Schiller test

    A test for abnormalities of the cervix. Iodine is applied to distinguish between, normal areas that accept the stain, and abnormal areas, which don’t. A test for superficial cancer, especially of the uterine cervix. The tissue is painted with an iodine solution. Cells lacking glycogen fail to stain, and their presence may indicate a malignant…

  • Safer sex

    A term used to describe any sexual activity that poses a greatly reduced risk of contracting or transmitting a sexually transmitted disease, due to the partners’ use of condoms or other devices that make the exchange of infected body fluid unlikely. Also called safe sex; the exercise of precautions while participating in sexual activity in…

  • Syrigmus

    Subjective report of ringing or hissing sounds in the ears. An infrequently used synonym for tinnitus.    

  • Synechtenterotomy

    Surgical excision of adhesions of the intestine. Surgical removal of intestinal adhesions.  

  • Synechotomy

    Surgical incision of an adhesion. Surgical procedure to sever a synechia.  

  • Syndesmotomy

    Surgical incision of ligaments.  

  • Synchia

    Adhesion of tissues, particularly the iris, lens, and cornea.  

  • Synaptic vesicle

    A small, saclike structure at the end of the synapse that contains neurotransmitters.  

  • Synaptic terminal

    The end portion of an axon that receives the nerve impulse.  

  • Symptomology

    Clinical representation of signs and symptoms associated with a disease.