A prenatal case misunderstood as specimen confusion: 46,XY/46,XY chimerism

Chimerism results from the fusion of two zygotes in a single embryo, whereas mosaicism results from mitotic errors in a single zygote. True human chimerism is rare, with fewer than 100 cases reported in the li...

Source: BMC Pregnancy and Childbirth - February 12, 2024 Category: OBGYN Authors: Lin Chen, Li Wang, Yang Zeng, Daishu Yin, Feng Tang, Dan Xie, Hongmei Zhu, Lingping Li and Jing Wang Tags: Case Report Source Type: research