Evaluate the possible deleterious effects of tyrosine kinase inhibitors on sperm concentration, after 6 months of therapy, which corresponds to 2 cycles of spermatogenesis and on the sperm nuclear integrity. The main comparison criterion will be the mean difference in sperm concentration before and after the 6 month treatment.
See this in plain English?
AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.
Average difference of the concentration of spermatozoa in the ejaculate measured before treatment and after 6 months of treatment.
Timeframe: At the inclusion and M6 visits