Gastrointestinal Pathology — MCQs

A 25-year-old man is diagnosed with colon cancer. It is noted that several members of his family also developed colon cancer at relatively young ages. Which of the following genes is most likely to be involved?

A 60-year-old woman presents with chronic diarrhoea associated with faecal urgency. She denies fever, melena, haematochezia, abdominal pain, nausea, vomiting, or weight loss. The diarrhoea persists even during periods of fasting. Random colonic biopsies demonstrate mononuclear cell infiltration of the lamina propria and a thickened subepithelial collagen band. What is the most likely diagnosis?

What is the basic pathology of Barrett's esophagus?

Crohn's disease is associated with which of the following?

Which of the following statements about abdominal lymphoma is FALSE?

A 58-year-old male presented with upper GI bleed and was resuscitated. Upper GI endoscopy revealed no significant findings. CECT abdomen revealed an extra-luminal mass. CT-guided biopsy was taken for histopathological examination. What is the most specific marker for the diagnosed condition?

How is a malignant ulcer differentiated from a benign ulcer?

A 50-year-old woman with long-standing rheumatoid arthritis complains of weakness and fatigue. She states that her stools have recently become black after taking a new nonsteroidal anti-inflammatory drug (NSAID). Gastroscopy shows numerous superficial, bleeding mucosal defects. Which of the following is the most likely diagnosis?

Barrett's esophagus is characterized by which of the following histological changes?

Which of the following is NOT true about Menetrier's disease?