Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «T»:
Test, ThinPrep Pap
Test, ThinPrep Pap: A modified Pap test technique designed to reduce some of the technical problems inherent in the traditional type of Pap smear.
In the traditional Pap test, cell samples are obtained from the vagina, cervix, and cervical canal and spread on a glass slide. In the ThinPrep Pap test...
Test, tilt-table: Tilt-table testing involves placing the patient on a table with a foot-support. The table is tilted upward and the blood pressure and pulse are measured and symptoms are recorded with the patient in diverse positions.
The tilt-table test is designed to detect postural hypotension...
Test, treadmill: See exercise cardiac treadmill....
Test, triglyceride: see triglyceride test....
Test, VDRL: A blood test for syphilis (VDRL stands for
Venereal Disease Research Laboratory) that detects an antibody that
is present in the bloodstream when a patient has syphilis. A
negative (nonreactive) VDRL is compatible with a person not having
syphilis, but in the early stages of the dis...
Test, Venereal Disease Research Laboratory
Test, Venereal Disease Research Laboratory: A blood test for syphilis. Venereal Disease Research Laboratory is commonly abbreviated VDRL.
A negative ("nonreactive") VDRL is compatible with a person not having syphilis. However, a person may a negative VDRL and still have syphilis since, in the early...
Test, visual acuity
Test, visual acuity: This test measures how well you see at various distances. It is the familiar eye chart test.
The eye chart itself -- the usual one is called Snellen's chart -- is imprinted with block letters that line-by-line decrease in size, corresponding to the distance at which that line ...
Test, visual field
Test, visual field: A test which measures the extent and distribution of the field of vision.
The visual field test may be done by a number of methods including what are termed confrontation, tangent screen exam and automated perimetry.
Although the test may seem tedious, it is not painful or uncom...
Testes: The male sex glands. They are located behind the
penis in a pouch of skin called the scrotum. The testes produce and
store sperm, and are also the body's main source of male hormones,
such as testosterone. These hormones control the development of the
reproductive organs and other male c...
Testicles: The testicles (also called testes or
gonads) are the male sex glands. They are located behind the penis in
a pouch of skin called the scrotum. The testicles produce and store
sperm, and they are also the body's main source of male hormones
(testosterone). These hormones control the de...
Testicular cancer: Cancer of the male sex organ, the testicle, that normally produces the hormone testosterone. One of the most common cancers in young men. Most testicular cancers are found by men in themselves as
a lump in the testicle.
The risk of cancer of the testicles is increased in males wh...
Testicular feminization syndrome
Testicular feminization syndrome: Now more appropriately called the complete androgen insensitivity syndrome, this is a genetic disorder that makes XY fetuses insensitive (unresponsive) to androgens (male hormones). Instead, they are born looking externally like normal girls. Internally, there is a ...
Testicular self-examination: A monthly procedure
for detecting the early signs of testicular cancer. Men
should check the testes visually for new swelling or other
changes on the skin of the scrotum, roll each testicle
between thumb and fingers to detect internal growths, and
check the cord (e...
Testing, anonymous: Testing in which no name or other means is used to
identify the person tested. There is total anonymity. For example, the State of Florida
requires that each county have a site for anonymous HIV testing....
Testis: The testis (or testicle) is the male sex gland. A pair of testes are located behind the penis in a pouch of skin called the scrotum.
The testes have two functions: one in regard to sperm and the other in regard to hormones. The testes produce and store sperm. The testes are also the body's m...