MEHRAN’S CLASSIFICATION; IN-STENT RESTENOSIS

Mehran Classification for ISR

Select ISR Pattern:
Type I – Focal (≤10 mm in length)Type II – Diffuse Intrastent (>10 mm within the stent)Type III – Diffuse Proliferative (Extends beyond stent margins)Type IV – Total Occlusion (ISR with complete vessel occlusion)

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