Fig. 5From: Branchial cleft anomalies: a pictorial review of embryological development and spectrum of imaging findingsMR imaging from a child presenting with purulent ear discharge. Axial and coronal T1 post-contrast (left hand images) with axial and coronal STIR images (right hand images) demonstrating a thick-walled sinus tract (white arrows) that extended to the clinically apparent opening in the left external auditory canal. The tract was surgically excised and confirmed to represent a first branchial cleft anomalyBack to article page