Doctor insights on:
Stool Guaiac Test
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
Maybe: The fecal occult blood test can be quite sensitive and may show blood in the stool from minor gastritis or esophagitis that is not significant. But, it could also be due to a large polyp or tumor so colonoscopy is always indicated when the fecal occult blood test is positive. Your primary doctor should be arranging this in the near future. ...Read more
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
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
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
Testing: Chlamydia tests include a culture that may take 5 to 7 days to grow. A direct fluorescent antibody test looks for antigens. A nucleic acid hybridization test or a nucleic acid amplification test looks for chlamydia dna &enzyme –linked immunosorbent assay. Directing sampling uses fluids from cervix, urethra throat, eye (whichever area is impacted). Urine testing is also possible. ...Read more
No: Lukas, you're a grown man now and you recognize that you have health concerns that are unrealistic. In a way it's good -- you'll be more vigilant -- but if these fears are preventing you from finding the peace you need to work, play and love, then some structured self-exploration might set you free. Be brave, and best wishes. ...Read more
Lab tests: Are only as good as the doc who interprets them an then treats. If the lab is federally certified it has met certain standards. Using the same lab for comparison to previous testing is best. So, lab testing can be extremely helpful. Peace and good health. ...Read more
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