Gastrointestinal tumours (upper tract)

Question 1

• Polyps

Answer 1

• Nodule or mass that projects above the level of the surrounding
mucosa, usually in the antrum

Question 2

• Non neoplastic (90%)

Answer 2

• most are small and sessile (without a stalk)
• hyperplastic surface epithelium
• cystically dilated glandular tissue

Question 3

• Neoplastic – adenomas (5-10%)

Answer 3

• contains proliferative dysplastic epithelium
• malignant potential
• sessile (without a stalk) or pedunculated (stalked).