Research view

Title: Maternal balanced translocation (4;21) leading to an offspring with partial duplication of 4q and 21q without phenotypic manifestations of Down syndrome
Author: El-Ruby M, Hemly NA, Zaki MS.
Abstract:
We describe an 8-years old female with supernumerary chromosome der(21)t(4;21)(q25;q22) resulting in partial trisomy 4q25-qter and partial trisomy 21(pter-q22). The extra material was originated from a reciprocal balanced translocation carrier mother (
Journal: Genet Couns. 2007;18(2):217-26.