Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «S»:
Suicide gene: A gene whose expression in a cell is lethal for that cell.
Suicide genes form the basis of a strategy for making cancer cells more vulnerable, more sensitive to chemotherapy. The approach has been to attach parts of genes expressed in cancer cells to other genes for enzymes not found ...
Suicide prevention: Diminishing the risk of suicide. It may
not be possible to eliminate entirely the risk of suicide but it is
possible to reduce this risk. For example, the suicide rate among US
Air Force personnel fell precipitously after the service launched a
community-based suicide prevent...
Suicide, assisted: See: Assisted suicide....
Suicide, physician-assisted: See: Physician-assisted suicide....
Sulci: The plural of sulcus....
Sulcus: A groove, crevice, or furrow. In medicine, there are many sulci (plural of sulcus) as, for example, the superior pulmonary sulcus. Sulcus is the Latin for groove, furrow, or trench....
Sulfa drug: One of the sulfonamides, the sulfa-related antibiotics which are used to treat bacterial and some fungal infections.
The first sulfa drug was prontosil. It was discovered by the German physician and chemist Gerhard Domagk in 1935. The sulfa family of drugs includes sulfadiazine, sulfame...
Sulfite sensitivity: Adverse reactions of an allergic nature to sulfites. Sulfites occur in fermentation and also occur naturally in a number of foods and beverages including wine. Sulfites are used for their preservative properties. Sulfite sensitivity occurs most often in asthmatic adults -- predo...
Sulfonamides: The sulfa-related group of
antibiotics, which are used to treat bacterial infection and some
The sulfonamide family includes sulfadiazine,
sulfamethizole (brand name: Thiosulfil Forte), sulfamethoxazole
(Gantanol), sulfasalazine (Azulfidine), sulfisoxazole (Gant...
Sulfonylurea: A class of oral hypoglycemic agents (pills and capsules taken to lower the level of blood glucose) by people with type 2 diabetes. The sulfonylureas increase the secretion of insulin by the pancreas.
There are two generations of sulfonylureas. The main difference between the first- a...
Sulfonylurea sensitivity: Sensitivity to the hypoglycemic effects of the oral hypoglycemic agents in the sulfonylurea class....
Sulphonylurea: Alternate spelling (preferred in the U.K.) of sulfonylurea....
Sumatriptan: A triptan drug for the treatment of migraine. Marketed under the brand name Imitrex....
Summer cold: A popular term for hay fever. Although the symptoms of a "summer cold" may be similar to those
of a real cold, the term "summer cold" is a misnomer. Unlike
a real cold, it is not caused by a virus but by allergy. It is therefore also called allergic rhinitis, a runny nose due to an a...
Sumycin: See: Tetracycline....