A term neonate is found to have an imperforate anus on examination. A fistula is noted opening into the vestibule just posterior to the vaginal opening. This is classified as which type of anorectal malformation?
- A Rectovestibular fistula ✓
- B Perineal fistula
- C Rectovaginal fistula
- D Cloaca
Correct answer: A. Rectovestibular fistula
Explanation
In female neonates with anorectal malformations, a fistula opening into the vestibule just posterior to the vaginal opening is termed a rectovestibular fistula. It is the most common type of fistula associated with imperforate anus in females. B cloaca is a single perineal opening for the urinary, genital, and gastrointestinal tracts, which is a different entity.
Reference: Holcomb and Ashcraft's Pediatric Surgery, 6th ed.
High-yield for: NEET PGINI-CETNExTFMGEUSMLEPLABMRCP
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