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:Normal range

Volume                            : 2-5 mL

Appearance                    : white to gray, opalescent, viscid, opaque

Clotting and liquefaction: complete in 20-30 minutes, rarely over 60 minutes

PH                                   : 7.2-8.0

Sperm count                   : ³20 million /mL

Total sperm count          : > 40 million / ejaculate

Motility                           : at least 50% motile

-Morphology : about 70% normal oval-headed forms, <15% normal forms is usually associated with decreased in vitro fertilization rate

Leukocytes (large neutrophils): < 1 million/mL

Comment: Infertility studies post vasectomy studies; diagnose azoospermia, oligospermia

Sample: seminal fluid