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PDF Articles by Decade: 1970s | 1980s | 1990s | 2000s | 2010s ARTICLES FROM THE 1970s Active Lupus Glomerulitis and Hematoxylin Bodies with Normal Urinalysis. (PDF, 5 MB) The Journal of Urology, 1971. The sperm can either be mixed with the eggs to allow normal fertilization (conventional insemination) or by injecting one sperm into each mature egg (ICSI). Causes of infertility include genetic abnormalities, certain acute and chronic diseases, exposure to certain environmental toxins, smoking, and excessive alcohol use (2). Female age of 35 years or older: For unclear reasons, egg numbers decrease at a rapid rate as women age. Testicular Sperm Extraction (TESE) and Intracytoplasmic Sperm Injection (ICSI) for Non-obstructive Azoospermia.(PDF, 1 MB) 10th World Congress on In Vitro Fertilization and Assisted Reproduction, 1997.

Prolactin stimulates milk production during breastfeeding. The emotional toll on both partners can affect their relationship. The diagnostic charts, which may be photocopied, provide an unambiguous route to diagnosis of the underlying cause of infertility, whilst the text fully explains and describes the essential clinical tests.

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This can result from: A medical condition: This could be a testicular infection, cancer, or surgery. The evaluation of the azoospermic male: AUA best practice statement. Reproductive Biology. (PDF, 147 KB) The Scientist, 1996. Listen to Professor Cheong talk about the fertility investigations we offer       Repeated pregnancy loss Some people may not have difficulty conceiving, but have suffered from miscarriages. World Health Organization reference values for human semen characteristics. Antisperm antibody test Sperm contain unique antigens that are not recognized as self by the body's immune system because of the blood-testis barrier.

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Outcome of Intracytoplasmic Sperm Injection with Testicular Spermatozoa in Obstructive and Non-obstructive Azoospermia. (PDF, 426 KB) Human Reproduction, 1996. Histologically, Leydig cells are polygonal with eosinophilic cytoplasm.

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Evaluation of cervical mucus is unreliable; therefore, investigation is not helpful with the management of infertility. Investigations will be requested to prove the clinical diagnosis and to exclude other close possibilities. Some women are infertile because their ovaries do not mature and release eggs. Studies have shown that approximately 70% of miscarriages are due to chromosomal abnormalities. 8,45 Figure 1 provides an algorithmic approach to the evaluation of infertility.   Enlarge      Print Infertility Evaluation Figure 1. But as it turns out, we men don't get off that easily. The avascular nature of the septum is theorized to interfere with implantation and maintenance of the embryo. 8 Intrauterine insemination and ovulation induction do not result in increased pregnancy rates in women with unexplained infertility. These include: Infrequent menstrual periods: When a woman has regular menstrual periods, defined as regular cycles occurring every 21 to 35 days, this almost always indicates that she ovulates regularly. In some women, and especially with age, the membrane becomes harder. PID leads to a blockage of the fallopian tubes, which prevents fertilization. Causes of Female Infertility The following causes may lead to infertility in women: Pelvic inflammatory disease, which can lead to blocked or damaged fallopian tubes. A history and physical examination can help direct the evaluation. 6-Mb Deletion of the Human Y Chromosome Persists Through Balance Between Recurrent Mutation and Haploid Selection. (PDF, 295 KB) Nature Genetics, 2003.