A homologous tandem translocation 45,XX,–13,–13,+t(13;13)(q12;q34)

摘要

Chromosomal investigation of a young girl with mental and motor retardation and congenital anomalies revealed a translocation between both members of pair No. 13. Banding analysis showed that the translocation was “tandem,” leading to monosomy for segments in both the long and short arms of No.