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Table 3 Distribution of sacral abnormalities among different types of anorectal anomalies in the male

From: Anorectal anomalies in the male: revisiting the radiological classification

  Degree of sacral dysplasia
Complete sacrum but fused vertebrae (segmentation anomalies) Missing one sacral vertebra Missing two sacral vertebrae Missing three sacral vertebrae Total
Recto-bulbar fistula (21 cases) 4 2 1 7 (33.3%)
Recto-prostatic fistula (30 cases) 10 6 2 2 20 (66.6%)
Imperforate anus without fistula
(11 cases)
3 1 4 (36.4%)