We report here a rare case of caudal regression syndrome associated with an
intraspinal arachnoid cyst, The patient was a 6-month-old baby girl with m
ulticomplex congenital abnormalities: sacrococcygeal dysgenesis and ventral
curvature, large terminal cyst (myelocystocele), spinal arachnoid cyst, ce
rebellar hypertrophy (suspected), high imperforate anus, partial dysgenesis
of the large intestine, omphalocele, atresia of the vagina, bilateral inco
mplete ureter duplication, incomplete pseudo-duplicated bladder and bilater
al talipes equinovarus. We performed plastic repair of the myelocystocele a
nd perineal lesion for caudal regression syndrome and partial removal of th
e cyst wall for the intraspinal arachnoid cyst. She has been well for 3 yea
rs postoperatively, and her mental development is normal. Copyright (C) 200
0 S. Karger AG, Basel.