GI Flashcards

1
Q

Harry’s “big fucking masses” of the abdomen

A
desmoid
sarcoma
GIST
fibrous tumor
lymphoma
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2
Q

ram’s horn deformity of stomach

A

aka pseudo Billroth I

  • Crohn’s
  • sarcoidosis (MC GI tract location is stomach)
  • TB
  • syphilis
  • scarring via peptic ulcers
  • scirrhous carcinoma
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3
Q

low attenuation lymphadenopathy

A

cystic/necrotic lymph nodes

  • metastatic carcinoma
  • treated lymphoma
  • infection (mycobacterial [TB, MAI], fungal)
  • cavitating mesenteric lymph node syndrome in celiac disease (triad: low density LAD sometimes with fat fluid levels, villous atrophy, splenic atrophy)
  • inflammatory necrotic disorders (Kikuchi-Fujimoto disease)
  • Kaposi sarcoma

fat-containing lymph nodes

  • Whipple disease
  • extra-adrenal myelolipoma
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4
Q

type 1 small bowel folds (thin, straight, dilated lumen)

A

mechanical obstruction
paralytic ileus
scleroderma
celiac disease/sprue

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5
Q

type 2 small bowel folds (thick, straight)

A

segmental distribution

  • ischemia
  • radiation enteritis
  • intramural hemorrhage
  • adjacent inflammatory process

diffuse distribution

  • hypoproteinemia (liver dz, nephrotic syndrome)
  • venous congestion (CHF)
  • cirrhosis
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6
Q

type 3 small bowel folds (thick, nodular)

A

segmental distribution

  • Crohns
  • infection
  • lymphoma
  • mets

diffuse distribution

  • Whipple disease
  • intestinal lymphangiectasia
  • nodular lymphoid hyperplasia
  • lymphoma
  • mets
  • polyposis syndromes
  • amyloidosis, mastocytosis, eosinophilic gastroenteritis
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7
Q

atrophic/featureless small bowel

A
graft vs host disease (bone marrow transplant)
ischemia (chronic)
celiac disease
radiation enteritis (chronic)
amyloidosis
infectious enteritis
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8
Q

excessive fluid in small bowel lumen

A

proximal to mechanical obstruction
celiac disease/sprue
Zollinger-Ellison syndrome

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