Caudal Regression Syndrome: A Case Report

Caudal regression syndrome is a rare congenital anomaly , which results from a developmental failure of the caudal mesoderm during the fetal period. We present a case of caudal regression syndrome composed of a spectrum of anomalies including sirenomelia , dysplasia of the lower lumbar vertebrae , sacrum , coccyx and pelvic bones , genitouri nary and anorectal anomalies , and dysplasia of the lung , as seen during infantography and MR lmagmg.