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Cumulative 5-year results of a randomized controlled trial comparing biological mesh with primary perineal wound closure after extralevator abdominoperineal resection (BIOPEX-study).

Blok R, Sharabiany S, Stoker J, Laan ETM, Bosker RJI, Burger JWA et al.
Ann Surg 2022; 275: e37-e44.

Some 106 patients were randomized initially. After five years the rate of symptomatic recurrent perineal hernia was 7 per cent after mesh closure compared to 30 per cent after suture closure (P=0.006).

Comment: mesh seems to be valuable in the perineum.

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