Two live-born infants with trisomy 22.
The autopsy findings and karyotypes of two live-born fetuses with full trisomy 22 are discussed. Confined placental mosaicism was documented in one of the two cases. Confined placental mosaicism may play a role in the intrauterine survival of some trisomy 22 conceptions.
Phillipson
J
J
Department of Pathology, University of California San Diego Medical Center 92103.
Benirschke
K
K
Bogart
M
M
D000015:Abnormalities, Multiple / Q000235:genetics; D002892:Chromosomes, Human, Pair 22; D006801:Humans; D007231:Infant, Newborn; D008297:Male; D009030:Mosaicism; D010920:Placenta / Q000648:ultrastructure; D014314:Trisomy