Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «T»:
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Test, eye chart
Test, eye chart: This test measures how well you see at various distances. 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 of letters is normally visible.
The le...
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Test, eyedrop
Test, eyedrop: There are many types of eyedrops and many types of eyedrop tests.
One of the most common eyedrop tests is pupil dilation. This examination enables your eye care professional to see more of your retina, the light-sensitive layer of tissue at the back of your eye.
Dilating (widening) ...
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Test, fecal occult blood
Test, fecal occult blood: A test to check for hidden blood in the feces, the stool....
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Test, Fisher's exact
Test, Fisher's exact: A
statistical test of independence much used in medical research. It tests the
independence of rows and columns in a 2 X 2 contingency table (with 2 horizontal
rows crossing 2 vertical columns creating 4 places for data) based on the exact sampling distribution of the observ...
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Test, fluorescent treponemal antibody absorbed
Test, fluorescent treponemal antibody absorbed (FTA-ABS): A blood serum screening test for syphilis designed to demonstrate the presence or absence of specific antibodies directed against the organism (Treponema pallidum) responsible for syphilis.
The fluorescent treponemal antibody absorbed (FTA-...
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Test, FTA-ABS
Test, FTA-ABS: FTA-ABS stands for fluorescent treponemal antibody absorbed, a blood serum screening test for syphilis designed to demonstrate the presence or absence of specific antibodies directed against the organism (Treponema pallidum) responsible for syphilis.
FTA-ABS detects the majority but...
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Test, Gesell Developmental
Test, Gesell Developmental: A measure of child development devised by the American child psychologist and pediatrician Arnold Gesell (1880-1961) why founded the Clinic of Child Development at Yale in 1911 and directed it for many years. There he pioneered the use of motion-picture cameras to study ...
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Test, glucose tolerance
Test, glucose tolerance: A blood test done to make the diagnosis of diabetes mellitus. The test may also be done for other purposes such as to diagnose hypoglycemia (low blood sugar) or a malabsorption syndrome in which sugar is not absorbed properly through the intestines into the bloodstream.
T...
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Test, inkblot
Test, inkblot: A test used in clinical psychology and psychiatry involving inkblots. The inkblots are used to determine what a person perceives (reads into) in the enigmatic and highly ambiguous shapes. Ten standardized blots are shown one at a time to a subject and their responses are recorded. Th...
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Test, nerve conduction
Test, nerve conduction: See: Nerve conduction velocity test....
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Test, NSE
Test, NSE: Neuron-specific enolase (NSE) is a substance that has been detected in patients with certain tumors, namely: neuroblastoma, small cell lung cancer, medullary thyroid cancer, carcinoid tumors, endocrine tumors of the pancreas, and melanoma.
Studies of NSE as a tumor marker have concentrat...
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Test, ovarian cancer CA 125
Test, ovarian cancer CA 125: See: CA 125....
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Test, Pap
Test, Pap: A screening test for cervical cancer based on the examination under the microscope of cells collected from the cervix, smeared on a slide and specially stained to reveal premalignant (before cancer) and malignant (cancer) changes as well as changes due to noncancerous conditions such as ...
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Test, pharmacologic stress
Test, pharmacologic stress: 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 a ...
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Test, physiologic stress
Test, physiologic stress: 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 dobutamine...
