Lower Gastrointestinal Tract: Polyps and Tumors

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Questions and Answers

What is the percentage of GIT tumours found in the small intestine?

10-15%

30-40%

3-6% (correct)

20-25%

What is the most common site of adenomas in the GIT?

Jejunum

Ileum

Duodenum

Ampulla of Vater (correct)

What is the primary route of tumour spread in colorectal adenocarcinoma?

Lymphatics and blood vessels (correct)

Direct extension

Distant metastasis

Regional lymph nodes

What is the most important prognostic indicator in colorectal adenocarcinoma?

Extent of tumour at diagnosis Signup and view all the answers

What is the term for the puckering of the serosal surface in colorectal adenocarcinoma?

Serosal puckering Signup and view all the answers

What is the staging system commonly used for colorectal adenocarcinoma?

TNM staging Signup and view all the answers

What is the primary location of malignant tumours in the small intestine?

Duodenum Signup and view all the answers

What is the term for a type of neoplasm that can occur in the GIT?

Neuroendocrine neoplasm Signup and view all the answers

What is the characteristic of colorectal adenocarcinoma in relation to the bowel wall?

It gradually penetrates the bowel wall Signup and view all the answers

What is the most common type of malignant tumour in the small intestine?

Adenocarcinoma Signup and view all the answers