| SIT | serum inhibiting titer; Slosson Intelligence Test; sperm immobilization test; suggested immobilizati... |
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| TST | thiosulfate sulfur-transferase; thromboplastin screening test; total sleep time; transforming sequen... |
| TT | tablet triturate; tactile tension; tendon transfer; test tube; testicular torsion; tetanus toxin; te... |
| TTT | thymol turbidity test; tolbutamide tolerance test; total twitch time; tuberculin tine test |
| VAT | variable antigen type; ventricular accommodation test; ventricular activation time; vesicular amine ... |
| Reiter test | A complement-fixation test for syphilis using as antigen material prepared from the Reiter strain of Treponema pallidum; the test has been largely replaced in laboratory medicine by the fluorescent treponemal antibody-absorption (FTA-ABS) test. (05 Mar 2000) |
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| Patrick's test | A test to determine the presence or absence of sacroiliac disease; with the patient supine, the hip and knee are flexed and the external malleolus is placed above the patella of the opposite leg; this can ordinarily be done without pain, but, on depressing the knee, pain is promptly elicited in sacroiliac disease. (05 Mar 2000) |
| Paul-Bunnell test | Test for detection of heterophil antibodies in infectious mononucleosis. See: Forssman antigen. (05 Mar 2000) |
| Paul's test | Pus is rubbed into a scarification on a rabbit's eye; if the pus is from a variolous or vaccinal pustule a condition of epitheliosis develops in from 36 to 48 hours; the sputum of a smallpox patient is said to cause the same reaction. Synonym: Paul's test. (05 Mar 2000) |
| visual field test | <ophthalmology> A test which measures the extent of visual field loss. This test may be performed by a number of methods including confrontation, tangent screen exam and automated perimetry. Diseases that affect visual field include stroke, diabetes, hypertension, multiple sclerosis, glaucoma, hyperthyroidism, Jacob-Creutzfeldt disease and optic glioma. (27 Sep 1997) |
| glove juice test | <investigation> A test of how effective a particular antimicrobial surgical hand scrub is at disinfecting. (09 Oct 1997) |
| vitality test | A group of thermal and electrical test's used to aid in assessment of dental pulp health. Synonym: pulp test. (05 Mar 2000) |
| PBI test | A formerly used test of thyroid function in which serum protein-bound iodine is measured to provide an estimate of hormone bound to protein in peripheral blood. Synonym: PBI test. (05 Mar 2000) |
| PCR test | <investigation> A very sensitive test that measures the presence or amount of RNA or DNA of a specific organism or virus (for example: HIV or CMV) in the blood or tissue. PCR tests such as HoffmannLa Roche's HIV RT PCR are being used to gauge HIV disease progression and the effect of particular treatments on HIV infection. (09 Oct 1997) |
| vitamin C test | A tourniquet test used to determine presence of vitamin C deficiency or thrombocytopenia; a circle 2.5 cm in diameter, the upper edge of which is 4 cm below the crease of the elbow, is drawn on the inner aspect of the forearm, pressure midway between the systolic and diastolic blood pressure is applied above the elbow for 15 minutes, and a count of petechiae within the circle is made: 10, normal; 10 to 20, marginal zone; over 20, abnormal. See: Rumpel-Leede test. Synonym: capillary resistance test, vitamin C test. (05 Mar 2000) |
| glucose oxidase paper strip test | <chemical pathology> A qualitative test for glucose in the urine, in which glucose is oxidised to gluconic acid by glucose oxidase; a specific test, unless ascorbic acid is present. (05 Mar 2000) |
| glucose tolerance test | <chemical pathology, investigation> A special test where the blood glucose is measure in intervals after a glucose-rich meal is taken, a test used for diagnosing diabetes. (27 Sep 1997) |
| VMA test | A test for catecholamine-secreting tumours (pheochromocytoma and neuroblastoma) performed on a 24-hr urine specimen; it is based on the fact that vanillylmandelic acid is the major urinary metabolite of norepinephrine and epinephrine. Synonym: 3-methoxy-4-hydroxymandelic acid test, VMA test. (05 Mar 2000) |
| Volhard's test | A test for renal function: the patient drinks 1500 ml of water on an empty stomach; if the patient was not dehydrated beforehand and the kidneys are normal, this fluid will be excreted by the end of 4 hr, with specific gravity of the urine being from 1.001 to 1.004. (05 Mar 2000) |
| Vollmer test | A tuberculin patch test. (05 Mar 2000) |