22 C/D Flashcards

1
Q

67yo M presents with alternating diarrhea and constipation, decreased stool caliber, and blood in the stool for the past 8 months. He also reports unintentional weight loss. He is on a low-fiber diet and has a family history of colon cancer. His last colonoscopy was 12 years ago.

A
COLORECTAL CANCER
irritable bowel syndrome
diverticulosis
GI parasitic infection (ascariasis, giardiasis)
inflammatory bowel disease
rectal exam, stool for occult blood
cbc
electrolytes
ast/alt/bili/alkphos
colonoscopy
barium enema
ct abd/pelvis
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2
Q

28yo M presents with constipation (hard stool) for the past 3 weeks. Since her mother died 2 months ago, he and his father have eaten only junk food.

A
LOW-FIBER DIET
depression
substance abuse (e.g. heroin)
irritable bowel syndrome 
hypothyroidism

rectal exam
TSH
electrolytes
urine toxicology

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3
Q

30yo F presents with alternating constipation and diarrhea by abdominal pain that is relieved by defecation. She has no nausea, vomiting, weight loss, or blood in her stool.

A
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
colonoscopy
stool for ova and parasitology
ct abd/pelvis
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4
Q

33yo 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.

A
INFECTIOUS DIARRHEA (gastroenteritis)
food poisoning
rectal exam, stool for occult blood
stool leukocytes and culture
cbc
electrolytes
ct abd/pelvis
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5
Q

40yo F presents with watery diarrhea and abdominal cramps. Last week she was on antibiotics for a UTI.

A
PSEUDOMEMBRANOUS COLITIS (C.diff colitis)
Gastroenteritis
Cryptosporidiosis
Food poisoning
inflammatory bowel disease
stool for C.diff toxin
rectal exam, stool for occult blood
stool leukocytes and culture
cbc
electrolytes
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6
Q

25yo M presents with water diarrhea and abdominal cramps. He was recently in Mexico.

A
TRAVELER'S DIARRHEA
giardiasis
amebiasis
food poisoning
hepatitis A
rectal exam
stool leukocytes, culture, giardia antigen, entamboeba histolytica antigen
cbc
electrolytes
ast/alt/bili/alkphos
viral hepatitis serologies
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7
Q

30yo F presents with watery diarrhea, abdominal cramping and bloating. Her symptoms are aggravated by milk ingestion and relieved by fasting.

A
LACTOSE INTOLERANCE
gastroenteritis
inflammatory bowel disease
irritable bowel disease
hyperthyroidism

rectal exam
stool leukocytes and culture
hydrogen breath test
TSH

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8
Q

33yo M presents with watery diarrhea, diffuse abdominal pain, and weight loss within the past 3 weeks. He has a history of aphthous ulcers. He has not responded to antibiotics.

A
CROHN'S DISEASE
Gastroenteritis
UC
celiac disease
pseudomembranous colitis
hyperthyroidism
small bowel lymphoma
carcinoid syndrome
rectal exam, stool for occult blood
stool leukocytes and culture
cbc
electrolytes
colonoscopy
ct abdomen
tsh
small bowel series
5-HIAA
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