GI

Question 1

Answer 1

Virchow’s nodule with Trosier’s sign: Enlarged and Hardened left Supraclavicular lymph node indicating abdominal metastesis

Question 2

Answer 2

Mallory Weiss tear:

Longtitudinal tear in the mucous membrane, or inner lining, at the GEJ that can can cause significant bleeding and Painful Hematemesis. Associated w Boorhave syndrome.
Usually due to Alcohol or Bulemia

Question 3

Answer 3

Duodenal atresia:

Failure of recanalization of the Duodenum in early gestation

Double bubble-sing on x-ray; dilated stomach and promximal duodenum

Most common GI abnormality associated with Down Syndrome

vomit contains BILE

Question 4

Answer 4

Diverticulosis:

occurs due to excessive colonic contractions that cause increased intraluminal pressure forcing mucosa and submucosa to herniate through muscularis.

Complications include diverticular bleeding and diverticulitis (inflammation of outpouchings)

risk factors: diet high in fat and red meat, low in fiber, obesity, smoking, inactivity

Question 5

Answer 5

Eosinphilic Esophagitis

Infiltration of eosinophils in the esophagus

Esophagel rings and furrows seen on endoscopy

typically UNRESPONSIVE to GERD therapy

Question 6

Answer 6

Crypt Abscess:

Ulcerative Colitis- Continuous colonic lesions, always with rectal involvement

Question 7

Answer 7

Primary sclerosing cholangitis:

showing onion skin fibrosis of bile duct

Stong Assoc. with Ulcerative Colitis. P-ANCA

increased IgM. incr risk of cholangiocarcinoma

Question 8

Answer 8

Porcelain Gallbladder

thickened gallbladder wall with a rim of patchy calcification

Question 9

Answer 9

Hepatic Metasteses

multinodular appearance

affects whole organ

Question 10

Answer 10

Hepatitis A liver Biopsy

Hepatocyte swelling, ballooning degenration,

Councilman bodies

Question 11

Answer 11

Hepatitis B liver Biopsy

Ground Glass appearance, Granular

Question 12

Answer 12

Hepatitis C liver biopsy

Lymphoid Aggregates,

focal areas of macrovasiculart steatosis