• In contrast, if both vasa deferentia are obstructed (which may be the result of intended sterilization), a semen analysis will also reveal aspermia/azoospermia, but an almost normal volume of the semen, since the efflux of the seminal vesicles is not hindered. (wikipedia.org)
  • If sperm are present in the semen, the man and his partner will have to take precautions to avoid pregnancy . (labtestsonline.org)
  • After a period typically ranging from 15 - 30 minutes, prostate-specific antigen present in the semen causes the decoagulation of the seminal coagulum. (wikipedia.org)
  • If you live close to your doctor's office or clinic, you may be able to collect the semen sample at home. (rexhealth.com)
  • If you collect the semen sample at home, the sample must be given to the lab or clinic within 1 hour. (rexhealth.com)
  • Timing is not as critical for the postvasectomy test but the semen must be kept at body temperature. (faqs.org)
  • Semen, like many other body fluids, hasa standard pH range that would be considered optimal for fertilization of the egg to take place. (faqs.org)
  • Baker DJ, Paterson MA, Klaassen JM: Semen evaluations in the clinical laboratory. (springer.com)
  • Clinical Chemistry: Units under this busy section include instrumental analysis of blood components, enzymology, toxicology and endocrinology. (wikipedia.org)
  • In some countries other sub specialities fall under certified Clinical Biologists responsibility: Reproductive biology including Assisted reproductive technology, Sperm bank and Semen analysis Immunopathology Clinical pathologists are often medical doctors. (wikipedia.org)