19 October 2025
: Case report 
Retroperitoneal Necrotizing Fasciitis Mimicking Fournier Gangrene: A Rare and Severe Diagnostic Entity
Challenging differential diagnosis, Diagnostic / therapeutic accidents, Management of emergency care, Rare disease, Educational Purpose (only if useful for a systematic review or synthesis)
Xun Wang ABCDE 1,2, Yang Li F 1,2, Jing Wang FG 1,2*DOI: 10.12659/AJCR.949312
Am J Case Rep 2025; 26:e949312
Figure 2 Axial computed tomography images of the pelvis and abdomen. (A) Gas accumulation in the subcutaneous tissue of the scrotum is consistent with pneumoscrotum (yellow arrows). (B) Gas and purulent fluid extending along the subcutaneous tissue to the lower abdominal wall and upward along the right pelvic wall affects the perirectal and perivesical regions (yellow arrows). (C, D) Retroperitoneal extension of gas posterior to the rectum reaches the periphery of both kidneys and the infrahepatic region (yellow arrows).