How do you do stain to evaluate sperm morphology?
Approximately 15% of couples have infertility problems. Evaluate sperm morphology is an important parameter forsuccessful fertilization. In assisted reproduction techniques (Kuster et al., 2004) the Kruger criteria(1986) and the WHO classification are the most important. According to the Kruger criteria, the head,neck and tail of the sperm must be normal and 70% of the head must be covered by the acrosome.