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Steatorrhea should be suspected when the stools are bulky, floating and foul-smelling. [1] Specific tests are needed to confirm that these properties are in fact due to excessive levels of fat. Fats in feces can be measured over a defined time (often five days). [ 14 ]
Gastroenterologists explain the most common causes of foul-smelling stool, like changes in gut bacteria, food allergies, celiac disease, IBD, and malabsorption.
If you find that certain foods cause foul-smelling gas or loose, smelly poop, you might have an underlying intolerance. ... and smelly diarrhea. Your doctor can test your poop to determine exactly ...
In the simplest form of the fecal fat test, a random fecal specimen is submitted to the hospital laboratory and examined under a microscope after staining with a Sudan III or Sudan IV dye ("Sudan staining"). Visible amounts of fat indicate some degree of fat malabsorption.
The inability to absorb fat in the ileum will result in steatorrhea, or fat in the stool. As a result, this can be clinically diagnosed when foul-smelling stool is encountered. Low levels of plasma chylomicron are also characteristic. [citation needed] There is an absence of apolipoprotein B.
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A C. difficile infection is often suspected because of foul-smelling diarrhea, but this does not confirm if the patient has a CDI. To confirm a CDI, a cytotoxin assay detects the cell's toxin B (ToxB) cytotoxicity in the fecal eluate. The presence of C. difficile toxin is confirmed by the anti-toxin antibodies' neutralization of the cytotoxic ...
Symptoms of diarrhea, with oily, bulky, and foul-smelling stools indicated steatorrhea or fat malabsorption due to exocrine pancreatic insufficiency. Exocrine pancreatic insufficiency can be confirmed by also checking a fecal elastase level, with low levels specifying exocrine pancreatic insufficiency. [3]