A 76-year-old woman with atrial fibrillation presents to a Christchurch ED, triage category 2, with sudden left leg pain. The limb is pale, cool and

Question

A 76-year-old woman with atrial fibrillation presents to a Christchurch ED, triage category 2, with sudden left leg pain. The limb is pale, cool and pulseless with reduced sensation. ECG shows AF at 118/min, lactate is 3.8 mmol/L and creatinine is 96 micromol/L. What is the most likely diagnosis?

Accepted Answer

Acute limb ischaemia

Answer

Sciatica

Answer

Ruptured Baker cyst

Answer

Cellulitis

Answer

Deep vein thrombosis

Acute limb ischaemia — ACEM Fellowship MCQ

A 76-year-old woman with atrial fibrillation presents to a Christchurch ED, triage category 2, with sudden left leg pain. The limb is pale, cool and pulseless with reduced sensation. ECG shows AF at 118/min, lactate is 3.8 mmol/L and creatinine is 96 micromol/L. What is the most likely diagnosis?