Severe oligoasthenoteratozoospermias, secretory and obstructive azoospermias: motility as a criterion of sperm viability.

Purpose: Comparison of pregnancy rates in cases of Secretory Azoospermias (SA), Obstructive Azoospermias (OA) and severe Oligoasthenoteratozoospermias (OATZ). Evaluation of sperm motility as a quality criterion.

Methods: In SA cases (n = 35), 9 samples were cryopreserved.

[Treatment of males with post-prostatectomy stress urinary incontinence by a mesh anchored to the ischio-pubic bones].

We presented the results of an alternative in the treatment of the stress urinary incontinence of male radical postprostatectomy. Is a technique of renewed interest in the last years, cradle in the procedure of Stamey, consisting of placing an on guard suburetral polypropylene mesh, anchored by means of screws to the isquiopubian branches. We have applied the procedure in 4 patients and with stress urinary incontinence of long evolution.

[Necrosis of the skin of the penis as a complication of the use of a urine collector].

We illustrate a case of penile skin necrosis in a patient suffering from urinary incontinence caused by a secondary neurogenic bladder that, in turn, results from a spinal cord injury. The skin necrosis developed out of continuous pressure from the condom catheter. We report the case bearing into consideration that these complications are extremely rare and that references in the literature to the topic are likewise scarce.

Drugs for the treatment of impotence.

Penile erection is a complex neurovascular event that represents a balance between corporal smooth muscle relaxation and contraction. This balance is determined by the interaction between proerectile and antierectile neurotransmitters. It is believed that nitric oxide is the primary erectogenic neurotransmitter and that noradrenaline (norepinephrine) is the primary erectolytic neurotransmitter.