bearing spermatozoa. DESIGN: Morphometric evaluation of more than 2,000 X-bearing and
Y-bearing spermatozoa after identification of the genotype with fluorescence in situ
hybridization. SETTING: Academic clinical and research andrology laboratory. MAIN
OUTCOME MEASURE (S): Sperm head area, perimeter, long axis, short axis, shape factor,
elliptical form factor (long axis/short axis), and tail length. RESULT (S): We found no …