Drugs Information Online
Drugs and diseases reference index

Drugs and diseases reference index
Search
EN

Medical Dictionary Definitions A-Z List

Medical Dictionary Definitions A - Z - «S»:

  1. Sapovirus Sapovirus
    Sapovirus: A virus, formerly called "Sapporo-like virus" (SLV) and sometimes referred to as classic or typical calicivirus, which can cause acute gastroenteritis ("stomach flu")....
  2. Sapphism Sapphism
    Sapphism: Female homosexuality. Named after the poet Sappho who lived on the Greek island of Lesbos (circa 600 BC). She was a lesbian by geography and sexual orientation. Also called lesbianism. ...
  3. Sapporo-like virus Sapporo-like virus
    Sapporo-like virus: See: Sapovirus....
  4. Sarcoidosis Sarcoidosis
    Sarcoidosis: A disease of unknown origin that causes small lumps (granulomas) due to chronic inflammation to develop in a great range of body tissues. Sarcoidosis can appear in almost any body organ, but most often starts in the lungs or lymph nodes. It also affects the eyes, liver and skin; and les...
  5. Sarcoma Sarcoma
    Sarcoma: One of a group of tumors usually arising from connective tissue. Most sarcomas are malignant. Many types are named after the type of cell, tissue, or structure involved, as in angiosarcoma, chondrosarcoma, fibrosarcoma, liposarcoma,and osteosarcoma....
  6. Sarcoma botryoides Sarcoma botryoides
    Sarcoma botryoides: A malignancy of the cervix, vagina, or bladder in infants and young children that arises from embryonal rhabdomyoblasts (ancestral muscle cells). The tumor resembles a bunch of grapes. It has a generally good prognosis with conservative surgery followed by chemotherapy. Also know...
  7. Sarcoma, Ewing Sarcoma, Ewing
    Sarcoma, Ewing: A type of bone tumor that occurs in children and adolescents, most often in the large bones of the arms and legs and the flat bones of the pelvis, spine and ribs. The tumor is caused by a chromosome abnormality, called a translocation (an exchange of material), most commonly between ...
  8. Sarcoma, Kaposi Sarcoma, Kaposi
    Sarcoma, Kaposi: A relatively rare type of skin malignancy that tends to afflict elderly people or, especially, those with an abnormal immune system as in AIDS. Kaposi sarcoma is a highly vascular ("angioblastic") tumor of the skin characterized by soft purplish plaques and papules that form nodule...
  9. Sarcoma, metastatic Sarcoma, metastatic
    Sarcoma, metastatic: A sarcoma that is spreading into other body tissues through the lymphatic system. The most common site for metastatic sarcoma is the lungs, and there are usually multiple lesions. Treatment is by chemotherapy and surgery, but prognosis is poor....
  10. Sarcoma, soft tissue Sarcoma, soft tissue
    Sarcoma, soft tissue: See: Soft tissue sarcoma....
  11. Sarcoma, synovial Sarcoma, synovial
    Sarcoma, synovial: See Synovial sarcoma....
  12. SARS SARS
    SARS: Severe acute respiratory syndrome. A severe form of pneumonia which appeared in outbreaks in 2003. See: Severe acute respiratory syndrome....
  13. SARS vaccine SARS vaccine
    SARS vaccine: A vaccine to protect against severe acute respiratory syndrome (SARS). The SARS epidemic surfaced early in 2003 and a crash program was soon begun to develop a vaccine directed against the coronavirus that causes SARS. No licensed vaccine had hitherto been developed for any human coron...
  14. Sartorius muscle Sartorius muscle
    Sartorius muscle: The long band of muscle that stretches from the calf to the pelvis. It moves the thigh and, by extension, the leg. ...
  15. Satellite DNA Satellite DNA
    Satellite DNA: DNA that contains many tandem (not inverted) repeats of a short basic repeating unit. Satellite DNA is located at very specific spots in the genome (on chromosomes 1, 9, 16 and the Y chromosome, the tiny short arms of chromosomes 13-15 and 21 and 22, and near the centromeres of chromo...