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8 Cards in this Set
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- Back
- 3rd side (hint)
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67 yo M presents with alternating diarrhea and constipation, decreased stool caliber, and blood in the stool for the past eight months. He also reports unintentional weight loss. He is on a low-fiber diet and has a family history of colon cancer.
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Colorectal cancer
Irritable bowel syndrome Diverticulosis GI parasitic infection (ascariasis, giardiasis) Inflammatory bowel disease Angiodysplasia |
Rectal exam
CBC AST/ALT/bilirubin/alkaline phosphatase CEA Colonoscopy Barium enema CT-abdomen/pelvis |
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28 yo M presents with constipation (very hard stool) for the last three weeks. Since his mother died two months ago, he and his father have eaten only junk food.
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Low-fiber diet
Irritable bowel syndrome Substance abuse (e.g., heroin) Depression Hypothyroidism |
Rectal exam
TSH Electrolytes Urine toxicology |
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30 yo F presents with alternating constipation and diarrhea and abdominal pain that is relieved by defecation. She has no nausea, vomiting, weight loss, or blood in her stool.
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Irritable bowel syndrome
Inflammatory bowel disease Celiac disease Chronic pancreatitis GI parasitic infection (ascariasis, giardiasis) Lactose intolerance |
Rectal exam, stool for occult blood
CBC Electrolytes Stool for ova and parasitology AXR CT-abdomen/pelvis |
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33 yo M presents with watery diarrhea, vomiting, and diffuse abdominal pain that began yesterday. He also reports feeling hot. Several of his coworkers are also ill.
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Infectious diarrhea (gastroenteritis)--bacterial, viral, parasitic, protozoal
Food poisoning Inflammatory bowel disease |
Rectal exam, stool for occult blood
Stool leukocytes and culture CBC Electrolytes CT-abdomen/pelvis |
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40 yo F with watery diarrhea and abdominal cramps. Last week she was on antibiotics for a UTI.
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Pseudomembranous (Clostridium difficle) colitis
Gastroenteritis Cryptosporidiosis Food poisoning Inflammatory bowel disease |
Rectal exam
Stool leukocytes, culture, occult blood C. difficle toxin in stool Electrolytes |
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25 yo M presents with watery diarrhea and abdominal cramps. He was recently in Mexico.
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Traveler's diarrhea
Giardiasis Amebiasis Food poisoning Hepatitis A |
Rectal exam
Stool leukocytes, culture, Giardia antigen, Entamoeba histolytica antigen Electrolytes AST/ALT/bilirubin/alkaline phosphatase Viral hepatitis serology |
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30 yo F presents with watery diarrhea and abdominal cramping and bloating. Her symptoms are aggravated by milk ingestion and are relieved by fasting.
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Lactose intolerance
Gastroenteritis Inflammatory bowel disease Irritable bowel syndrome Hyperthyroidism |
Rectal exam
Stool exam Hydrogen breath test TSH |
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33 yo M presents with watery diarrhea, diffuse abdominal pain, and weight loss over the past three weeks. He has not responded to antibiotics.
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Crohn's disease
Gastroenteritis Ulcerative colitis Celiac disease Pseudomembranous colitis Hyperthyroidism Small bowel lymphoma |
Rectal exam
Stool exam and culture CBC, electrolytes TSH CT-abdomen Colonoscopy Small bowel series |
