The Sperm: Parameters and Evaluation

Male factor infertility contribute approximately at 50% for the cause of infertility. The steady declination of semen quality in men for all over the world might be from various factors such as life style changes, environmental toxicity, dietary contribution and social problems. Assisted reproduction is the main treatment of choice for male infertility; However, in severe male factor infertility, the treatment outcomes could end up with recurrent implantation failure or recurrent pregnancy loss. Basic semen analysis still has limitation to explain the cause of failure for the part of male factors. The purposes of developing new sperm evaluation methods are to improve the diagnostic tools for identifying the sperm defects, appraise of fertility potential and provide suitable treatment for an infertile couple, explain the cause of treatment failure from male factor part and measure the efficacy of male contraception