Fructose absence in semen analysis suggests:
Abnormalities Low ejaculate volume may indicate: Retrograde ejaculation Ejaculatory duct obstruction Incomplete collection Androgen deficiency Azoospermia: Testicular failure Obstruction of vas deferens Absence of fructose: Seminal vesicle agenesis or obstruction
Bilateral vas deferens obstruction
Seminal vesicles agenesis
Testicular failure
Prostatic urethral obstruction
Prostate and seminal vesicles