Doctor insights on:
Stool Sample Test Vs Colonoscopy
Stool antigen: Three methods can be used to diagnose H pylori infection: 1. Upper GI tract biopsy, histologic exam, rapid urease testing, culture 2. Urea breath test employing 14C or 13C-urea 3. Stool antigen detection. So not a stool culture per say, but looking for the presence of H. Pylori antigen in the stool. ...Read moreSee 1 more doctor answer
Occult blood: The single most common test done on a stool sample is a very sensitive test for any blood in the stool; it is 'occult' because there is no blood one can see by sight. It is used as a screen for blood cells that could come from any place in the GI tract, even some blood in the mouth, like gums. It may serve to help find a cause of anemia or a screen for colon disorders; colonoscopy may come next. ...Read moreSee 2 more doctor answers
Few bouts of bloody diarrhea (new). Stool culture & EGD neg. Colonoscopy biopsy (nonspecific colitis). IBD lab pos. for Crohn's. Cause ideas?
Had clean colonoscopy and biopsy, neg celiac test, clean ct scan, mrcp, stool test.. But sometimes soft stool leaves steaks on toilet. ?
Abdominal pain, frequent mucus loose stools, All negative H.pylori antigen, blood stool sample, CBC, ESR, CRP, Ferrin, celiac screening.? Is IBS ?
That is: a likely conclusion but you should consult with the doctor ordering all these tests, and who also examined you. This is where you should seek your diagnosis ...Read more
Yes: There are very few tests that are 100% certain 100% of the time. ...Read more
No: A fecal occult test tests for blood in the stool. Colon cancer can be a cause but so can colon polyps, hemorrhoids, stomach ulcer and many other causes. Anyone with a positive fobt test should have further work up done to evaluate where the blood is coming from. ...Read moreSee 1 more doctor answer
Not at ALL: It is not reliable at all. If it is positive, that tells us something needs to be checked. If it is negative, doesn't mean anything. It has a very high false negative rate - meaning, even if something is there, it doesn't detect it. ...Read more
Screening test: If * then further studies are indicated ...Read more
Fecal occult blood test positive 3 times out of 3, normal colonocospy. Chronic diarrhea. What now?
Blood in stool: Blood in the stool is not normal and needs to needs to be explained. A normal colonoscopy does not rule out bleeding from the upper gastrointestinal tract. An upper endoscopy and /or upper GI series ( xray procedure) would be needed to look for bleeding higher than the reach of a colonoscopy. ...Read moreSee 1 more doctor answer
26/male, negative fobt, unremarkable abdomen ct, bright red blood on stool and toilet paper, is further testing needed or safe to assume hemorrhoid?
Yellow/light colored diarrea.Had colonoscopy, CT with dye, stool sample, every blood test possible 2 times.Ultrasound.All perfect.What could it be?Thanks
Erosive gastritis. h.pylori blood test positive, breath test positive, stool antigen test negative, biopsy negative. what to do ?
Treat it: The positive H. pylori antibody test is not a reliable indicator of current infection. The gold standard for H. pylori treatment is the gastric biopsy, and this is negative in this patient. However, I am impressed by the positive breath test and erosive gastritis. I would have expected stool antigen to be positive, as it mirrors the breath test. Given the discrepant results, treat the patient. ...Read more
Test for blood in BM: The fobt tests for blood in the stool. Test is performed on spontaneously voided stool on three separate occasions. Presence of blood in any of the samples is a "positive" test. Blood may indicate cancer, hemorrhoids, blood vessel abnormality, local irritation or a host of other non life threatening things. However, blood in the stool is a finding that needs follow up with a more specific test. ...Read moreSee 1 more doctor answer
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