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Eurofertil IVF Center
Eurofertil IVF Center
Human Fertility

Common Causes of Male-Factor Infertility

Merve Aksoy
Written by
Merve Aksoy
Embryology Laboratory Supervisor
Common Causes of Male-Factor Infertility

Male factor plays a role, alone or alongside female factors, in a significant share of couples facing infertility. That's why our evaluation always includes both partners.

Semen Analysis Is the First Step

A semen analysis evaluates sperm count, motility, and shape. Results aren't finalized from a single sample; testing is repeated a few weeks apart when needed.

Common Causes

Varicocele (enlarged veins around the testicle), hormonal imbalances, past infections, genetic factors, and lifestyle habits - such as smoking, heat exposure, and stress - are among the most common causes.

Male-factor infertility is, in most cases, treatable or manageable within IVF treatment.

In some cases, surgery (such as varicocele repair) is the right path; in others, proceeding directly with IVF/ICSI is more appropriate. The decision is made together, based on test results and your overall situation.

  • Initial evaluation with a semen analysis
  • Hormonal and genetic testing when needed
  • Screening for structural causes like varicocele
  • A review of lifestyle factors

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Male FactorSemen AnalysisVaricocele
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