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Doctor insights on: Blood Test For Ibs

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Dr. Charles Cattano
1,353 doctors shared insights

Irritable Bowel Syndrome (Definition)

A long-term disorder of gastrointestinal functioning. It results in abdominal discomfort, pain, bloating, stomach ...Read more


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Any blood test for gallstone?

Any blood test for gallstone?

Indirectly: Most people with gallbladder disease will not have any lab abnormalities. However, some of the complications of gallbladder disease may be detected by blood tests. These include common bile duct stones which can block the liver and cause liver enzyme elevation, pancreatitis which will elevate the amylase and lipase in the blood, and acute cholecystitis which may elevate the white blood cell ct. ...Read more

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Blood tests positive but biopsy and urease test negative for h.pylori. Is this normal?

Blood tests positive but biopsy and urease test negative for h.pylori. Is this normal?

The blood test for: H. Pylori checks for antibodies against the bacterium. Antibodies are proteins that help your body fight off infection and they may be detectable indefinitely, even for a lifetime. Biopsy & urease tests check for presence of an active infection. (+) H. Pylori blood test with negative biopsy & urease suggests you had the infection in the past but that it's not currently active. ...Read more

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Is a blood test for H. Pylori reliable?

Is a blood test for H. Pylori reliable?

Yes, initially : The H. Pylori blood test is >90% sensitive and specific for H. Pylori infection in the past. It is best used to diagnose the early/initial stages of infection. The only limitation is that the blood test remains positive for quite a while after successful treatment for H. Pylori, so it should not be used as a marker for eradication. ...Read more

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Do blood and urine tests test for benzodiazepines?

Do blood and urine tests test for benzodiazepines?

Of course: The screening is most often done using a blood or urine sample. These tests are sometimes administrated as part of an investigation for drug use or abuse. ...Read more

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What tests are done to check for celiac? Stool test. Blood test? Specific test?

What tests are done to check for celiac? Stool test. Blood test? Specific test?

Several available: You can go through a two stage screening process.Celiac disease is an exaggerated form of gluten intolerance and may be suspected based on blood tests: elevated ttg-iga, if IgA deficient - ttg-igg.If the blood tests are suggestive an intestinal biopsy to study the cell changes is confirmatory. ...Read more

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What would cause blood in your urine? I take UTI test negative for UTI but positive for blood?

What would cause blood in your urine? I take UTI test negative for UTI but positive for blood?

Blood in urine: If a UTI is ruled out, blood can come from the kidneys, stones in the ureters, bleeding from the bladder or from glomerular diseases of the kidney. See a urologist for a diagnosis of any bleeding from the kidney or its outflow tract and bladder. If no source is found, see a nephrologist to see if the glomerulonephritis is the cause of the bleeding. Good luck. ...Read more

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Will mucus in stool cause a false positive for blood in a FOBT stool test?

Will mucus in stool cause a false positive for blood in a FOBT stool test?

No: But depending on the test method there are other causes of false positive. Did you do a guiac test of FIT test. FIT test has fewer false positives, but it only detects colonic bleeds. ...Read more

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How accurate are stool tests? Had one for celiac. Neg

How accurate are stool tests? Had one for celiac. Neg

Stool test: The gold standard of a celiac diagnosis is an esophageal biopsy. Stool tests are not very reliable. ...Read more

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Can blood tests check for celiac disease?

Yes: Blood tests can be done as well as if an egd is done, a biopsy can be done that is more specific to test for celiac. ...Read more

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What blood test checks for pancreatic enzymes?

What blood test checks for pancreatic enzymes?

Amylase & lipase: These check for the enzymes to see if they're being released into the blood when somebody has an upper abdominal emergency. If you're concerned you haven't got enough pancreatic enzymes, a stool assay for pancreatic elastase might be more helpful. ...Read more

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Is a hemoglobin A1c test a conclusive test for diabetes?

Is a hemoglobin A1c test a conclusive test for diabetes?

If elevated, >6.5...: It equals diabetes but people can have nml (up to 5.6), or prediabetic range hga1c (5.7-6.4) and still have diabetes by blood sugar criteria; fasting 126 or >; 2 hour after eating =/>200. ...Read more

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Blood tests negative, but gut acts positive for gluten intolerance?

Blood tests negative, but gut acts positive for gluten intolerance?

Gut acts positive ??: There are a many conditions with overlapping symptoms effecting the gut. You don't list why the gut acts positive, which limits my answer.You can have intolerances to a variety of foods, artificial food dyes (red #40), and others, that will give symptoms but not trigger the immune tests for celiac disease. Keeping a food diary & eliminating/re-adding potential agents is one way track them down. ...Read more

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Which blood tests can check for gastroparesis?

Which blood tests can check for gastroparesis?

Mechanical problem: Gastroparesis is a mechanical or electrical problem with the motility of the gut. As such, there is not a change in blood chemistry or hormone levels to be tested for. It is diagnosed by the absence of gut movement, typically using various imaging studies such as a barium swallow or a gastric emptying study. You need to check for diabetes as the most common cause for gastroparesis --. ...Read more

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Will a standard blood test screen for pregnancy?

No: Standard blood studies do not address that question. A quick urine test for HCG is the easiest way. ...Read more