Patient's question:
Always pregnant but unsuccessful.Doctor's answer:
Semen analysis: Abstinence for 3-7 days, collect semen using masturbation or coitus interruptus method, and check within 1 hour.Normal reference values: Semen volume 2-6 ml, grayish-white or pale yellow, completely liquefies within 5-20 minutes, pH 7.2-7.8. Sperm density 50 million-100 million/ml, sperm motility >60%, sperm vitality >75% (>6 grade), sperm abnormal rate 13 million per ejaculation. Sperm count