Journal of Cardiovascular Disease Research
Prenatal Diagnosis By Cytogenetic And Microarray Analysis Of Tetrasomy 9p
Brijesh Kumar, Meenu Singh, Rakesh Kumar Verma, Navneet Kumar
JCDR. 2021: 2059-2065
Abstract
Tetrasomy 9p syndrome, is a clinically diagnosable rare cytogenetic disorder characterized by tetrasomy 9p associated with a distinctive pattern of multiple congenital anomalies. Trisomy 9p syndrome is the fourth most frequent chromosome aberration seen in infants. Tetrasomy 9p is a generic term describing the presence of supernumerary chromosome incorporating two copies of the 9p arm
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