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Unenhanced magnetic resonance angiography (A) of 23 yr old female patient, a known case of fibromuscular dysplasia with history of right nephrectomy and left renal artery stenting revealed 50-60 per cent at the ostia (arrow) and >80 per cent in the distal left main renal artery (arrowhead). (B) Digital subtraction angiography confirmed stenosis at the ostia but revealed normal distal main renal artery to be normal (arrowhead).
