Investigations Flashcards

1
Q

1st line investigation for cholecystitis

A

Ultrasound

ERCP 2nd line

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2
Q

1st line investigation for pancreatitis

A

Raised serum amylase

-USS to confirm cause

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3
Q

1st line investigation for suspected perforation

A

Erect CXR, free gas under diaphragm

CT to establish source and look for intra-peritoneal collections

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4
Q

1st line investigation for appendicitis

A

USS

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5
Q

1st line investigation for diverticulitis

A

CT

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6
Q

1st line investigation of distended abdomen

A

If bowel source suspected AXR

If fluid suspected USS

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7
Q

1st line investigation for haematemesis

A

Endoscopy

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8
Q

1st line for dysphagia

A

Endoscopy

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9
Q

1st line investigation of suspected IBD

A

Endoscopy

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10
Q

1st line investigation in jaundice

A

USS
ERCP (therapy can be given with)
CT if suspected tumours

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11
Q

How do you diagnose Eosinophilic oesophagitis

A

Mucosal biopsy

Marked eosinophilia may also be seen on FBCs

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12
Q

What areas of the GI tract can be visualised with an OGD

A

The oral cavity through till the duodenum

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13
Q

What areas of the GI tract can be visualised with a traditional and flexible sigmoidoscopy

A

Traditional: rectum through till distal sigmoid colon
Flexible: rectum through till the end of the left colon at the splenic flexure

Note this requires bowel prep with 1/2 phosphate enemas
Sedation is rarely required

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14
Q

What areas of the GI tract can be visualised with a colonoscopy

A

Rectum through the whole colon and into the terminal ilium

Note this frequently requires sedation (No driving for 24hours post IV sedation)

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15
Q

Which method of visual examination allows for full visualization of the small intestine

A

Capsule endoscopy

Must be done post a 24hour fast period
Indicated for obscure non-identifiable GI bleeds following traditional scoping

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16
Q

Which antibodies are found raised in PBC

A

Antimitochondrial antibodies

AMA

17
Q

Which antibodies are found raised in autoimmune hepatitis

A

Antismooth muscle antibodies

Antinuclear antibodies

18
Q

What antibodies are found in PSC

A

ANCA

19
Q

What blood results are found with haemochromatosis

A

Normal LFT
Elevated serum iron
Transferrin saturation elevated