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Gastroenterology > Mesenteric ischaemia > Flashcards

Mesenteric ischaemia Flashcards

1
Q

What is mesenteric ischaemia?

A

A sudden onset of hypoperfusion to a portion of the small intestine

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2
Q

Which artery does mesenteric ischaemia primarily affect?

A

The superior mesenteric artery

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3
Q

What are the causes of mesenteric ischaemia?

A

Arterial embolism
Arterial thrombosis
Venous thrombosis
Non-occlusive mesenteric ischaemia

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4
Q

What is the presentation of mesenteric ischaemia?

A

Sudden severe abdominal pain and guarding
Nausea and vomiting
Shock
Metabolic acidosis

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5
Q

What are the differentials of mesenteric ischaemia?

A

Peptic ulcer disease
Acute pancreatitis
Acute cholecystitis
Acute appendicitis
Diverticulitis

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6
Q

What investigations are used in the diagnosis of mesenteric ischaemia?

A

FBC, LFTs, U&Es, coagulation profile
Lactate levels
ABG - metabolic acidosis
CT angiography

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7
Q

What is the diagnostic investigation for mesenteric ischaemia?

A

CT angiography

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8
Q

What is the management of mesenteric ischaemia?

A

Resuscitation
Anticoagulation
Embolectomy, arterial bypass or bowel resection
Thrombolysis

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Gastroenterology (29 decks)

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