Radiology Flashcards

1
Q

Investigating cholecystitis/biliary colic

A

Ultrasound, further clarification with MRCP/ERCP

Dilated common bile duct and gallstone can be seen

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2
Q

Common causes of pancreatitis

A

Alcohol or gall stones

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3
Q

Investigating pancreatitis

A

Serum Amylase

US to confirm gall stones +/- biliary obstruction, evaluate compications

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4
Q

Best time to perform imagining on pancreatitis

A

1 week following symptoms

May find necrosis, intra-abdominal or vascular complications

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5
Q

Investigating perforation

A

Erect chest x-ray is first line
Free subphrenic gas can be found
CT scan to delineate sources and show further features such as intra-peritoneal collections

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6
Q

Inflammatory markers in pancreatitis

A

Elevated and often pyrexic

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7
Q

Investigating pancreatitis

A

Ultrasound, appendix looks distended. May find appendicolith

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8
Q

Diverticulitis usually presents on what side

A

Left illiac fossa with bloody diarrhoea and PR bleed

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9
Q

Investigating diverticulitis

A

CT scan

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10
Q

Abdominal pain with hypotension, non GI cause?

A

Vascular cause such as abdominal aortic aneurysm ruptured. Sudden onset

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11
Q

The abdomen may be distended due to

A

Gas or fluid

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12
Q

Abdomen distension due to bowel gas investigation

A

Abdominal x-ray, small bowel loops can be seen

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13
Q

Large bowel obstruction shows gas in rectum?

A

False

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14
Q

More than “____” cm bowel distension is abnormal

A

3 cm

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15
Q

Presence of what confrims the small bowel in an x-ray

A

Valvulae conniventes

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16
Q

First line for fluid suspection of abdominal distenstion

A

Ultrasound

17
Q

Haematemesis first line investigation

A

Endoscopy - Diagnostic and therapeutic

18
Q

Radiological imaging for GI bleed is done when

A

During bleeding.

CT with IV contrast

19
Q

Investigating dysphagia

A

Endoscopy

20
Q

What examination is essential in change in bowel habit

A

PR examination

21
Q

Investigating change in bowel habit

A

Barium enema or CT virtual colonography

22
Q

Where is special attention payed to if inflammatory bowel disease is suspected

A

Terminal ileum

23
Q

Investigating know cases of small bowel Crohns or large bowel Crohns with suspected small bowel movement

A

MRI

24
Q

Investigating active inflammatory bowel disease

A

Radio-labelled white cell scan to localise active inflammation

25
Q

Radio-labelled white cell scan is normally taken up in?

A

Liver and spleen

26
Q

Investigating jaundice

A

US to determine hepatic or post hepatic

MRCP +/- ERCP to further invstigate

27
Q

CT scan in jaundice

A

Confirmational, identify primary tumour if unknown