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Various parameters are measured, such as ejaculate volume and sperm density, quality, motility, and morphology. Showell MG, Brown J, Yazdani A, Stankiewicz MT, Hart RJ.

18  If the semen analysis result is abnormal, further evaluation is indicated (Table 36–8,10,19,20). 29 When the semen analysis is abnormal, referral to a male fertility specialist or reproductive endocrinologist is warranted. Exposure to some chemicals: Some pesticides, herbicides, metals, such as lead, and solvents have been linked to fertility problems in both men and women. Patients with azoospermia or severe oligospermia seeking assisted reproductive techniques should be screened.

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Diagnostic evaluation of the infertile female: a committee opinion. After one year of having unprotected sex, about 15 percent of couples are unable to get pregnant. This pill generally is taken from menstrual cycle days 3 – 7. Recent Advances in Male Reproductive Surgery. (PDF, 10 MB) Chapter 13 from Annual Progress in Reproductive Medicine, 1993. Teratozoospermia is when there are a large number of sperms with abnormal morphology.

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Infertility is more likely in men who have had this condition. The Varicocele Dilemma. (PDF, 139 KB) Human Reproduction, 2001. Although many of these can be treated through surgery or hormonal substitutions, some may be indefinite.[59] Infertility associated with viable, but immotile sperm may be caused by primary ciliary dyskinesia. Transrectal ultrasonography (TRUS) may reveal enlarged seminal vesicles, but this is not universal. You take gonadotropins that trigger the development of more than one egg.

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Another requirement for male fertility is a normal ductal system. High-cost treatments are out of financial reach for some couples. In response to FSH stimulation at puberty, germ cells become spermatogonia and undergo an ordered maturation to become spermatozoa. 1 Infertility is medically defined as the inability to conceive after 12 months of unprotected sex. After interviewing the couple together, the man and woman should be interviewed separately to obtain confidential information. The success of the procedure is related to the diameter of the hydrosalpinx and to the damage to the cilial epithelium. For a woman to conceive, certain things have to happen: vaginal intercourse must take place around the time when an egg is released from her ovary; the system that produces eggs has to be working at optimum levels; and her hormones must be balanced.[54] For women, problems with fertilisation arise mainly from either structural problems in the Fallopian tube or uterus or problems releasing eggs. Algorithm for infertility evaluation. (ART = assisted reproductive technology.) Lifestyle Factors Jump to section + All couples should be counseled to abstain from tobacco use, limit alcohol consumption, and aim for a body mass index less than 30 kg per m2 to improve their chances of natural conception or using assisted reproductive technology. The most common identifiable causes of female fertility problems are outlined below: • Ovulatory dysfunction, (or anovulation) where an egg is not released from the ovary every month, is the single most common cause of female infertility. Segmental dysplasia is defined as a vas deferens with at least 2 distinct sites of vasal obstruction. The impact of small or single polyps is more controversial.