occult blood


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Related to occult blood: occult bleeding

occult blood

[ə′kəlt ′bləd]
(pathology)
Blood in body products such as feces, not detectable on gross examination.
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References in periodicals archive ?
Clinical presentation in our study showed that majority cases were stool for occult blood positive.
Fenger, "A randomised study of screening for colorectal cancer using faecal occult blood testing: results after 13 years and seven biennial screening rounds," Gut, vol.
A fecal occult blood test is done at home by swiping a tiny amount of stool onto a card for three consecutive days and delivering it to your doctor's office or sending to a laboratory.
Gastroscopy following a positive fecal occult blood test and negative colonoscopy: systematic review and guideline.
Cochrane systematic review of colorectal cancer screening using the fecal occult blood test (hemoccult): an update.
The univariate analysis results [Table 3] indicated that factors associated with CKD in the aircrew members were abnormal occult blood in the urine, abnormal urobilinogen, high total cholesterol, HDL, LDL, and high total bilirubin.
One of the proposed screening strategies is the survey with high sensitivity ([greater than or equal to] 70%) fecal occult blood test (FOBT).
In this issue of the Journal, Kok and colleagues (4) report a study on the diagnostic accuracy of point-of-care tests (POCTs) (6) for fecal calprotectin and occult blood in primary care and assessing what they term "organic bowel disease." A qualitative immunochemical fecal occult blood test was used.
This is based on the finding that population screening using biennial faecal occult blood testing has demonstrated a 16% reduction in mortality from colorectal cancer (2).
Patients are less likely to comply with colorectal cancer screening if physicians recommend only colonoscopy than if they offer a choice of colonoscopy or fecal occult blood testing, a study has shown.
The technique is known as the faecal occult blood test (FOBt).