Transient fertility after vasovasostomy.
Sperm generally appear in  the ejaculate within three weeks after vasovasostomy, but may soon disappear because of scarring of the anastomotic site. For this reason attempt at conception early after the operation should be encouraged.
D002921:Cicatrix; D005298:Fertility; D006801:Humans; D007248:Infertility, Male / Q000209:etiology*; D008297:Male; D008875:Middle Aged; D013243:Sterilization Reversal; D013997:Time Factors; D014649:Vas Deferens / Q000601:surgery*