抄録
ISHIDA, A., SAWAISHI, Y., GOTO, A., TAKAHASHI, Y., ARAI, H., NAKAJIMA, W., ONOZAKI, M. and TAKADA, G. Two Siblings with Partial Trisomy 15 and Monosomy 21 Associated with Central Nervous System Anomalies. Tohoku J. Exp. Med., 1993, 171 (4), 277-283-A sister and a brother with 46, XX (46, XY), -21, +der (15) (q22.1; g22.1) mat were reported whose mother had a karyotype of 46, XX, t(15; 21)(q22.1; 22.1) and was phenotypically normal. Both sibs were mentally retarded and dysmorphic. Moreover, the sister had a holoprosencephaly with congenital hydrocephalus, and the brother showed congenital hydrocephalus.