[39] Small Bowel Neoplasms Flashcards

1
Q

What % of small bowel neoplasms are benign?

A

35%

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2
Q

Give 5 benign small bowel neoplasms

A
Lipoma
Leiomyoma
Neurofibroma 
Haemangioma
Adenomatous polyps
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3
Q

In what conditions are there increased risk of small bowel adenomatous polyps?

A

FAP

Peutz-Jeghers

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4
Q

What % of small bowel neoplasms are malignant?

A

65%

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5
Q

What % of GI malignancies are small bowel?

A

2%

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6
Q

Give 4 malignant small bowel neoplasms

A

Adenocarcinoma
Carcinoid
Lymphoma
GIST

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7
Q

What % of small bowel malignant tumours are adenocarcinomas?

A

20%

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8
Q

What % of small bowel malignant tumours are carcinoid?

A

40%

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9
Q

In what condition are small bowel lymphomas more common?

A

Coeliac disease

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10
Q

Why do small bowel neoplasms often present late?

A

Because they often have non-specific symptoms

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11
Q

What are the symptoms of small bowel neoplasms?

A
Nausea and vomiting
Symptoms of obstruction
Weight loss 
Abdominal pain
Bleeding
Jaundice
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12
Q

What can cause jaundice in small bowel neoplasms?

A

Biliary obstruction or liver mets

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13
Q

What imaging is done in small bowel neoplasms?

A

AXR
Ba follow through
CT

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14
Q

What might be found on AXR in small bowel neoplasms?

A

Small bowel obstruction

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15
Q

What endoscopy techniques may be used in small bowel neoplasms?

A

Push enteroscopy

Capsule endoscopy

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