A missing vas deferens: practical implications for urologists performing vasectomies and managing infertile men
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منابع مشابه
Vasectomy in the United States, 2002.
PURPOSE We estimated the number of vasectomies performed in the United States in 2002 and gathered information on the vasectomy procedures and protocols used. It follows similar studies done in 1991 and 1995. MATERIALS AND METHODS A retrospective mail survey with telephone followup was performed in 2,300 urologists, family physicians and general surgeons randomly sampled from the American Med...
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Congenital bilateral absence of vas deferens (CBAVD) is the most common CFTR-related disorder (CFTR-RD) that explains about 1-2% of the male infertility cases. Controversial data have been published regarding the involvement of CFTR mutations in infertile men with non-obstructive azoospermia and oligozoospermia. Here, we describe single base extension (SNaPshot) assay for detection of 11 common...
متن کاملI-2: Current Evaluation and Treatment of The Infertile Men
Background Fifty percent of infertility involves a male factor. The evaluation begins with a history, physical exam and semen analysis x 2. The history should include questions about exposure to gonad toxins. The differential diagnosis of no ejaculate includes; retrograde ejaculation, failure of ejaculation (rare), failure of emission and psychogenic. Evaluation of absence of the vas deferens w...
متن کاملFertility and Cystic Fibrosis
Although men who have CF can enjoy a normal sex life, they are almost always (in about 98% of cases) infertile due to failure of the vas deferens, the tube which carries sperm from the testis to the penis, to develop properly (Kaplan et al, 1968). The epididymis sits on top of the testis like a cap. Normally the vas deferens carries the newly made sperm to the back of the prostate gland where i...
متن کاملNovel CFTR missense mutations in Brazilian patients with congenital absence of vas deferens: counseling issues.
PURPOSE Screening for mutations in the entire Cystic Fibrosis gene (CFTR) of Brazilian infertile men with congenital absence of vas deferens, in order to prevent transmission of CFTR mutations to offspring with the use of assisted reproductive technologies. METHOD Specific polymerase chain reaction (PCR) primers were designed to each of the 27 exons and splicing sites of interest followed by ...
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