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The first restorative proctocolectomy was done at St. Mark’s by Sir Alan Parks in 1978. This is a modified pouch known as “J-shaped pouch” invented by Utsunomyia. a Illustrates J-shaped ileal pouch with anal anastomosis without stripping and b shows J-shaped ileal pouch with anal anastomosis with stripping (mucosectomy). Adapted from 24
