Endocrine Abstracts

A lot of chromomosomal abnormalities have been described of which some are very unusual. Mosaicism refers to a condition where chromosomal (abnormalities) altered structure or number of chromosomes are present in some but not all cells. Polyploidy is defined as a condition where cells contain more than two homologous sets of chromosome, due to fertilization abnormalities; tetraploidy rarely allows birth of a living child but accounts for 6% of spontaneaous abortion.<p clas...