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. Strep throat Strep throat
    Strep throat: Strep throat is an infection caused by a type of bacteria called streptococcus, which can lead to serious complications if not adequately treated....
  2. Strep, group A Strep, group A
    Strep, group A: A well-known strain (a type) of streptococcus (strep) bacteria that can cause strep throat and common skin problems such as impetigo as well as rheumatic fever. Autoimmune reactions to strep have also recently been associated with a number of disorders, including guttate psoriasis ...
  3. Streptococcus Streptococcus
    Streptococcus: A group of bacteria, familiarly known as strep, that cause a multitude of diseases. The name comes from the Greek strepto- meaning twisted + kokkos meaning berry, and that is exactly what strep look like under the microscope, like a twisted bunch of little round berries. Illness cau...
  4. Streptococcus faecalis Streptococcus faecalis
    Streptococcus faecalis: Now called Enterococcus faecalis. See Enterococcus....
  5. Streptococcus haemolyticus Streptococcus haemolyticus
    Streptococcus haemolyticus: Another name for streptococcus pyogenes....
  6. Streptococcus pneumoniae (pneumococcus) Streptococcus pneumoniae (pneumococcus)
    Streptococcus pneumoniae (pneumococcus): A type of bacterium that comes in pairs and is shaped like a lancet (a surgical knife with a short wide two-edged blade). Pneumococcus is the leading cause of bacterial pneumonia and otitis media (middle ear infections) and an important contributor to bacter...
  7. Streptococcus pyogenes Streptococcus pyogenes
    Streptococcus pyogenes: A common bacteria of the skin that causes strep throat (streptococcal pharyngitis), impetigo, other skin infections, rheumatic fever, scarlet fever, glomerulonephritis, and invasive fasciitis....
  8. Streptococcus, group A Streptococcus, group A
    Streptococcus, group A: A well-known strain (type) of streptococcus (strep) bacteria that can cause strep throat and common skin problems such as impetigo as well as rheumatic fever. Autoimmune reactions to strep have also recently been associated with a number of disorders, including guttate psor...
  9. Streptococcus, group B Streptococcus, group B
    Streptococcus, group B: A major cause of infections, including infections involving the pregnant woman and her newborn infant. Strep B can infect the mother's uterus, placenta, and urinary tract; in fact, they are present in the vagina of 10 to 25 percent of all pregnant women. Group B strep can...
  10. Stress Stress
    Stress: Forces from the outside world impinging on the individual. Stress is a normal part of life that can help us learn and grow. Conversely, stress can cause us significant problems. Stress releases powerful neurochemicals and hormones that prepare us for action (to fight or flee). If we don't...
  11. Stress echocardiography Stress echocardiography
    Stress echocardiography: A supplement to the routine exercise cardiac stress test. During stress echocardiography, the sound waves of ultrasound are used to produce images of the heart at rest and at the peak of exercise. In a heart with normal blood supply, all segments of the left ventricle (...
  12. Stress exercise thallium scan Stress exercise thallium scan
    Stress exercise thallium scan: A method of examining the heart to obtain information about the blood supply to the heart muscle. Special cameras take a series of pictures of the heart. A radioactive substance is injected into the bloodstream and serves as a tracer. The tracer attaches to certain cel...
  13. Stress fracture Stress fracture
    Stress fracture: A fracture caused by repetitive stress, as may occur in sports, strenuous exercise, or heavy physical labor. Stress fractures are especially common in the metatarsal bones of foot, particularly in runners. Osteoporosis increases the possibility of stress fractures. Treatment is...
  14. Stress test, pharmacologic Stress test, pharmacologic
    Stress test, pharmacologic: There are a diversity of pharmacologic stress tests. Here this refers specifically to a pharmacologic cardiac stress test in which certain medications are administered that stimulate the heart to mimic the physiologic effects of exercise. One of the medications used in ...
  15. Stress test, physiologic Stress test, physiologic
    Stress test, physiologic: Although there can be a diversity of physiologic stress tests, this refers here to a physiologic cardiac stress test in which certain medications are administered that stimulate the heart to mimic the physiologic effects of exercise. One of these medications is dobutamin...