30 Questions
What is the primary purpose of collecting stool samples during the fat malabsorption test?
To evaluate the amount of fat excreted in the stool
What dietary modification is recommended for patients with lactose intolerance?
Lactose avoidance
What is the primary treatment for small bowel bacterial overgrowth?
Antibiotic therapy
What is the name of the protein commonly found in wheat, rye, and barley that causes an immune response in patients with celiac disease?
Gliadin
What is the term for the inflammatory response that occurs in the intestines of patients with celiac disease after ingesting gliadin?
Immunologically mediated inflammatory response
What is the primary goal of replacing nutrients, electrolytes, and fluids in patients with fat malabsorption?
To prevent deficiency and complications
What is the purpose of collecting stool samples in a patient with diarrhea?
To rule out certain intestinal infections
What type of imaging test is used to diagnose blockages, abscesses, or fistulas in the abdomen?
CT scan
Which medication is available as a suppository or enema?
Mesalamine
What is the primary benefit of corticosteroids in treating severe IBD flare-ups?
Improving appetite and sense of wellbeing
Which symptom is associated with severe inflammation of the large intestine?
Blood in the stool
When are antidiarrheal medications typically taken?
Before meals
Which medication is given by injection in high doses and may help heal fistulas caused by Crohn disease?
Cyclosporine
What is the primary effect of immunomodulating medications on the immune system?
They decrease the immune system's actions
Which biologic agent is given as a series of infusions by vein?
Infliximab
What is the primary benefit of Azathioprine and Mercaptopurine in Crohn disease treatment?
Maintaining long periods of remission
Which medication is often beneficial for people who do not respond to or cannot tolerate corticosteroids, mercaptopurine, or azathioprine?
Methotrexate
What is the administration method of Certolizumab?
Monthly subcutaneous injections
Which of the following age groups is most likely to be affected by Whipple's disease?
Adults between 30 to 60
What is the primary site of involvement in Whipple's disease?
Small intestine
Which of the following is NOT a cardinal symptom of Whipple's disease?
Fever
What is the suspected association between Whipple's disease and the following?
HLA-B27 gene
What is the mechanism of action of trimethoprim-sulfamethoxazole in the treatment of Whipple's disease?
Inhibiting bacterial growth by inhibiting synthesis of dihydrofolic acid
What is the significance of upper endoscopy with small-bowel biopsy in the diagnosis of Whipple's disease?
The intestinal lesions are specific and diagnostic
What is the typical location of involvement in tropical sprue?
Distal small bowel
What is the primary method of diagnosing celiac disease?
Endoscopy with biopsy
What is the characteristic histological change in duodenal biopsies in celiac disease?
Increased percentage of intraepithelial lymphocytes
What is the purpose of analyzing a stool sample in malabsorption syndrome?
To exclude parasites or bacteria as a cause
What is the term for the passage of fatty stools in malabsorption syndrome?
Steatorrhea
Which of the following infectious agents can cause total villous atrophy?
Giardia lamblia
Learn about the fecal fat test, a diagnostic tool used to evaluate fat digestion and absorption. Understand the procedure, including the required diet and proper collection of stool samples, as well as the management of patients undergoing this test.
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