Anal sphincter incontinence (ASI): results from a functional impairment of ≥1 of the anatomic components that allow normal continence: •the internal anal sphincter (IAS) •the external anal sphincter (EAS) •the pelvic floor muscles (puborectalis) •the anal cushions that ensure adequate rectal compliance •the sensory-motor apparatus  Mechanisms: •Sphincter defects -perineal tearing, stretching and/or ischemia: •Obstetrical trauma – OASIS (childbirth trauma, episiotomy) […]

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