Article
Detection of pericentric inversion of X chromosome in a male fetus.
American journal of medical genetics - 3 Dec 1999
Wenger S L, Cutenese C, Brancazio L R
Abstract excerpt
Amniocentesis on a 32-year-old woman at risk for trisomy 21 by maternal serum triple screen showed a 46,Y,inv(X) (p22.1q24) karyotype in all cells analyzed. A blood sample was obtained from the mother for cytogenetic evaluation. Since she had the same inversion, DNA replication studies were performed to determine if the X inactivation pattern was random or not, since skewed inactivation of the inverted X might...
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