What causes sperm to become gelatinous after ejaculation?

The causes of semen presenting in a jelly-like state may include several conditions. Below are some primary reasons with detailed explanations: 1. Normal physiological phenomenon: Prolonged absence of ejaculation—If ejaculation does not occur over a long period, proteins in the semen may form crystals, leading to a jelly-like appearance of the semen. 2. Pathological factors: - Prostatitis: Inflammation of the prostate gland may affect the production of prostatic proteolytic enzymes and fibrinolysin, both of which play crucial roles in semen liquefaction. When these enzymes are insufficiently secreted, semen may remain in a jelly-like, non-liquefied state. - Vesiculitis: Coagulation factors produced by the seminal vesicles participate in the coagulation process of semen. Patients with vesiculitis may experience increased production of coagulating enzymes, leading to semen that does not liquefy and sperm that appear as thick, jelly-like substance. - Other inflammations: Conditions such as epididymitis and orchitis may also affect the liquefaction process of semen, resulting in sperm presenting in a jelly-like state. Please note that if persistent semen coagulation with failure to liquefy occurs, it may affect sperm motility and fertility. It is advisable to consult a physician.