Postsurgical Pyoderma Gangrenosum After Minimally Invasive Transforaminal Lumbar Interbody Fusion: A Case Report.

Case: A 61-year-old woman with lower back and radicular leg pain underwent minimally invasive spinal fusion at L5-S1. By postoperative day 6, she exhibited erythema, wound dehiscence, and necrotic changes. Although a necrotizing infection was initially suspected, multiple debridements and antibiotic therapy failed to improve her condition.