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Afterward, the embryo transfer follows with a sterile special catheter into the cavum uteri. Next, the spermatids undergo the process of spermiogenesis (through stages named Sb1, Sb2, Sc, Sd1, and Sd2), which involves the casting of excess cytoplasm away as a residual body, the formation of the acrosome and flagella, and the migration of cytoplasmic organelles to their final cellular location. 18  If the semen analysis result is abnormal, further evaluation is indicated (Table 36–8,10,19,20). A small incision is made in the abdomen, and a thin, flexible microscope with a light at the end, called a laparoscope, is inserted through it. Controversies in OB/GYN: Is Varicocelectomy Useful for Treatment of Male-factor Infertility? (PDF, 4 MB)Contemporary OB/GYN, 2001.

With this treatment, the patient experience spermatogenesis, and therefore, it has the chance to have offspring if he wants to. The use of Epididymal and Testicular Spermatozoa for Intracytoplasmic Sperm Injection: The Genetic Implications for Male Infertility. (PDF, 8 MB) Human Reproduction, 1995. Clark AM, Thornley B, Tomlinson L, Galletley C, Norman RJ. It also tests for a luteal phase defect (inadequate level of progesterone).

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Additionally, transvaginal ultrasound affords the opportunity for your physician to assess the relative number of available eggs. Medications, treatments, and drugs Some drugs can affect fertility in a woman. A systematic review of tests predicting ovarian reserve and IVF outcome. A karyotype test and a Y chromosome test for microdeletions are indicated in patients with nonobstructive azoospermia or severe oligospermia (< 5 million sperm/mL), although indications are expanding.[20] Klinefelter syndrome Klinefelter syndrome is the most common chromosomal cause of male infertility, estimated to be present in 1 per 500-1000 male births.

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Bushnik T, Cook JL, Yuzpe AA, Tough S, Collins J. Debate over whether health insurance companies (e.g. in the US) should be required to cover infertility treatment. Sperm count often returns to normal after stopping the medication.

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A Physical Map of the Human Y Chromosome. (PDF, 160 KB) Nature, 2001. Fertilizing Capacity of Epididymal and Testicular Sperm using Intracytoplasmic Sperm Injection (ICSI). (PDF, 7 MB)Reproduction, Fertility and Development, 1995. For a man to be fertile, the testicles must produce enough healthy sperm to be ejaculated effectively into the woman's vagina. Women ovulate — send an egg down into the uterus — once a month. Age: Male fertility starts to fall after 40 years. Normal seminal fructose concentration is 120-450 mg/dL, with lower levels suggesting ejaculatory duct obstruction or absence of the seminal vesicles. If oligospermia or azoospermia is noted, hypogonadism should be suspected. Ovulation usually occurs within the 32-40 hours after the indicative color change.