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Introduction
Semen analysis (SA) plays a key role in guiding treatments of male reproductive diseases and infertility due to male factors; however, it remains challenging to conduct an accurate SA due to lack of standardization, highly subjective assessments, and problems with automated procedures. Therefore, quality assurance (QA) and teaching courses are essential for making the laboratory results...
Microsurgical vasoepididymostomy (MVE) is recommended as a first‐line option for treatment of epididymal obstructive azoospermia (EOA). However, early indicators for predicting patency and natural pregnancy are unclear. Our aim was to explore the early predictive value of seminal plasma neutral alpha‐glucosidase (NAG) activity for patency and natural pregnancy after MVE. Eighty‐four patients with...
In this study, we assessed the effect of seasonal variation on the semen quality in Chinese by using the average highest temperature (AHT) of the ejaculation day for partitioning season periods. A total of 13 635 semen samples were collected and analysed according to the AHT of the ejaculation day. Semen volume, sperm concentration and the percentage of spermatozoa with normal morphology in midsummer...
To investigate the associations of prostate enlargement with obesity and hypertension in Chinese men.A total of 649 men from Zhejiang, China were invited to the Family Planning Station of Wenlin to undergo prostate volume measurement with transrectal ultrasonography. Benign prostatic enlargement (BPE) has been defined as a prostate volume larger than 20 cm 3 . The associations between BPE...
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