GI pathology 5 Flashcards by Jhaunte Braithwaite | Brainscape

Q

What are polyps?

A

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Q

What are the types of intestinal tumors?

A

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Q

What are hyperplastic polyps?

A

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Q

Dscribe the pathogenesis hyperplastic polyps

A

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Q

Do hyperplastic polyps have malignant potential?

A

No

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Q

Where do hyperplastic polyps occurs?

A

Usually left colon- descending, sigmoid

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Q

What are the sizes of hyperplastic polyps?

A

Less than 5mm in diameter

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Q

What are the morphological features of hyperplastic polyps ?

A

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Q

What does a hyperplastic polyps look like?

A

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Q

What are hamartomatous polyps ?

A

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Q

Contrast the types of hamartomatous polyps

A

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Q

What are the morphological features of juvenile polyps?

A

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Q

At what age does juvenile polyps occur?

A

Children under 5

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Q

Where do juvenile polyps occur?

A

Rectum

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Q

What are the symptoms of juvenile polyps?

A

Typically present with rectal bleeding & rarely, intussusception

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Q

What do juvenile polyps look like?

A

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Q

What are the morphological features of Peutz Jegher syndrome?

A

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Q

What is Peutz Jegher syndrome?

A

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Q

What are the dermatological features of Peutz Jegher syndrome?

A

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Q

What location does Peutz Jegher syndrome?

A

Most common in small intesrine

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Q

What are the complications of Peutz Jegher syndrome?

A

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Q

Why are adenomatous polyps so clinically significant?

A

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Q

Describe the epidemiology of adenomatous polyps/ adenomas

A

Q

What’s the main recommendation of adenomatous polyps/adenomas?

A

Q

What are the histology of adenomas/adenomatous polyps?

A

Q

What are the classifications of adenomas/ adenomatous poly0d?

A

Q

What are the conventional adenomas? What do adenomas/ adenomatous polyps/adenomas look like?

A

Q

Contrast tubular and villus adenoma histology

A

Q

What are sessile serrrated adenomas?

A

Q

What are the clinical features of adenomas?

A

Q

What is familial adenomatous polyposis?

A

Q

What is the etiology for familial adenomatous polyposis?

A

APC(adenomatous polyposis coli) tumor suppressor gebe on chr. 15q

Q

What’s the diagnosis of FAP?

A

Atleast 100 polyps; mostly tubular in histology

Q

Describe the risk of malignancy of FAP

A

Q

What are the associated syndromes of Familial adenomatous polyposis ?

A

Q

What does APC mean?

A

Q

What is HNPCC known as?

A

Q

What is the etiology of HNPCC?

A

Q

What are the features of colon carcinoma?

A

Q

What are the main associations of cancers?

A

Q

Give the epidemiology of colorectal carcinoma

A

Q

What are the etiopathogenesis of colorectal carcinoma?

A

Q

Describe the APC pathway for colorectal carcinoma

A

Q

Contrast right sided and left-sided colon cancer

A

Q

What does ascending colon adenocarcinoma look like?

A

Q

What does circumferential, ulcerated rectal cancer look like?

A

Q

What does cancer of the sigmoid colo look like?

A

Only C

Q

What does adenocarcinoma look like?

A

Q

Contrast the APC and MSI pathway

A

Q

What are carcinoids derived from? Where are they often located?

A

Q

What is the main epidemiology of carcinoids?

A

Peak incidence in the sixth decade

Q

What are the clinical features of neuroendocrine tumors/carcinoids?

A

Q

What does a carcinoid/neuroendocrine look like?

A

Q

What is gastrointestinal lymphomas?

A

Q

Contrast B-cell lymphomas and T-cell lymphomas

A

Q

What is MALT

A