Solve exciting clinical cases specific to your field of interest via Docplexus’ Clinical Case Challenge. Join your fellow doctors to discuss and answer today’s challenge! Case presentation A 45-year-old man presented with primary infertility of two years. He had small testicles with normal serum T, low serum gonadotropins, and severe oligoasthenoteratozoospermia.

The patient’s wife was a 34-year-old healthy female with normal reports of fertility check-ups. The couple did not use any contraception for the last two years and had regular sexual intercourse at an average frequency of twice a week. Clinical examination Tiredness and occasionally decreased libido Soft and small testicles (volume, 10ml) Low sperm volume (0.5ml), sperm count, and poor sperm motility (sperm density, 1.8 million/ml, progressive motility, 9%) Endocrine investigation  Low gonadotropin (LH, 0.2 IU/liter, FSH, 0.4…