Semen Analysis and semen culture

Semen Analysis and semen culture

Semen analysis is the first step in the evaluation of male infertility. this test involves examination of the semen sample with an abstinence period of 2-3 days .the semen volume , appearance, PH, LIQUEFACATION, sperm number, type and percent of movement , shape and size of the sperm are evaluated under a microscope. Semen is evaluated for presence of any infections  by performing a cult and sensitivity test when suspected.

The normal semen parameters according to WHO 2010 GUIDELINES ARE;

  •  PH- 7.2 to 8.0
  • Semen volume – 1.5 ml – 6 ml
  • Sperm concentration – 15 mill/ml
  • Total sperm count per ejaculate- 39 mill/ ejaculate
  • Total motile sperm (progressive + non-progressive) – 40%
  • Normal morphology – 4%
  • Vitality – 58%

CASA(computer assisted semen analysis)

This is an automated or semi-automated technique of semen analysis which gives more accurate, fast and reproducible results and eliminates the inter-observer variation

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