The practice of blood transfusion and blood conservation, complementary activities that ensure the best balance between safety and convenience during emergency care or surgery.
Having genetic material (DNA) from another species. This term can be applied to an organism that has genes from another organism. It is understood that the foreign genes are in the transgenic animal’s germ-cell DNA and so can be transmitted from one generation to the next.
- Transient global amnesia
Attacks must be witnessed and information must be available from a capable observer. Clear-cut anterograde amnesia must be present during the attack. Clouding of consciousness and loss of personal identity must be absent and cognitive impairment must be limited to amnesia. There must be no accompanying focal neurological symptoms or signs, and epileptic features must […]
- Transient ischemic attack (TIA, Mini-Stroke)
A neurological event with the signs and symptoms of a stroke, but which go away within a short period of time. Also called a mini-stroke, a TIA is due to a temporary lack of adequate blood and oxygen (ischemia) to the brain. This is often caused by the narrowing (or, less often, ulceration) of the […]
The passing of a strong beam of light through a part of the body for medical inspection. A method of examination by the passage of light through tissues or a body cavity. A common use of transillumination is in infancy. The infant’s skull should normally not transilluminate (let a beam of light pass through it). […]
- Transitional cell carcinoma
Cancer that develops in the lining of the renal pelvis, ureter, or bladder.