GI Cancers

Question 1

Where do the majority of GI cancers occur?

Answer 1

Distal colon

Question 2

Cancers in which region have a worse prognosis?

Answer 2

Proximal colon

Question 3

What is the main cause of oesophageal cancer?

Answer 3

Barett’s oesophagus due to GORD

Question 4

What sign is suggestive of oesophageal cancer?

Answer 4

Dysphagia

Question 5

What are the causes of gastric cancer? (3)

Answer 5

Genetic
H pylori infection
Linked to consumption of smoked foods, pickled food throughout life

Question 6

What type of cancer is common in the lower GI tract?

Answer 6

Adenoma

Question 7

What Dukes staging score would you give to colorectal cancer that’s invaded into the submucosa?

Answer 7

Dukes A (95% 5 yr survival)

Question 8

What Dukes staging score would you give to colorectal cancer that’s invaded into muscularis propria?

Answer 8

Dukes B (75% 5yr survival)

Question 9

What Dukes staging score would you give to colorectal cancer that’s invaded into subserosa?

Answer 9

Dukes C (35% 5yr survival)

Question 10

What Dukes staging score would you give to colorectal cancer that’s invaded to the regional lymph nodes?

Answer 10

Dukes D (25% 5yr survival)

Question 11

What are the 4 layers of the GI tract?

Answer 11

Mucosa
Submucosa
Muscularis propria
Serosa