Chromosomal aberration frequency ranging 50-80 per cent have been reported in studies using
F1SH and conventional cytogenetics (22,22) The two reported studies from India showed 37.5 and 88 per cent chromosome anomalies including frequent chromosomal abnormalities like deletion 5,7,11 monosomy 5 and trisomy 8 (6,7), and also presented new chromosomal abnormalities such as i(17q) inv(5) del (17), del (8q) which are less frequently reported from western population.