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Classification of non-syndromic anorectal malformations (ARM) |
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| Males |
Recto-perineal fistula |
| Recto-urethral-bulbar fistula |
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| Recto-urethral-prostatic fistula |
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| Recto-bladderneck fistula |
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| Imperforated anus without fistula |
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| Complex and unusual defects |
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| Females |
Recto-perineal fistula |
| Recto-vestibular fistula |
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| Cloaca with short common channel (< 3 cm) |
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| Cloaca with long common channel (> 3 cm) |
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| Imperforated anus without fistula |
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| Complex and unusual defects |
Cloacal extrophy, covered cloacal extra |
| Posterior cloaca |
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| Associated to presacral mass |
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| Rectal atresia |
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Levitt and Peña Orphanet Journal of Rare Diseases 2007 2:33 doi:10.1186/1750-1172-2-33 |
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