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  2. Hematospermia - Wikipedia

    en.wikipedia.org/wiki/Hematospermia

    Hematospermia (also known as haematospermia, hemospermia, or haemospermia) is the presence of blood in the ejaculate. It is most often a benign symptom. [1] Among men age 40 or older, hematospermia is a slight predictor of cancer, typically prostate cancer. [2] No specific cause is found in up to 70% of cases.

  3. Semen - Wikipedia

    en.wikipedia.org/wiki/Semen

    Blood in the semen can cause a pink or reddish colour, known as hematospermia, and may indicate a medical problem which should be evaluated by a doctor if the symptom persists. [ 11 ] After ejaculation, the latter part of the ejaculated semen coagulates immediately, [ 12 ] forming globules, [ 13 ] while the earlier part of the ejaculate ...

  4. Secretor status - Wikipedia

    en.wikipedia.org/wiki/Secretor_status

    Secretor status refers to the presence or absence of water-soluble ABO blood group antigens in a person's bodily fluids, such as saliva, tears, breast milk, urine, and semen. People who secrete these antigens in their bodily fluids are referred to as secretors , while people who do not are termed non-secretors .

  5. Semen analysis - Wikipedia

    en.wikipedia.org/wiki/Semen_analysis

    Semen normally has a whitish-gray colour. It tends to get a yellowish tint as a man ages. Semen colour is also influenced by the food we eat: foods that are high in sulfur, such as garlic, may result in a man producing yellow semen. [19] Presence of blood in semen (hematospermia) leads to a brownish or red coloured ejaculate. Hematospermia is a ...

  6. Forensic serology - Wikipedia

    en.wikipedia.org/wiki/Forensic_serology

    Forensic serology is the detection, identification, classification, and study of various bodily fluids such as blood, semen, saliva, and urine, and their relationship to a crime scene. A forensic serologist may also be involved in DNA analysis and bloodstain pattern analysis .

  7. Sperm - Wikipedia

    en.wikipedia.org/wiki/Sperm

    Human sperm stained for semen quality testing. Sperm quantity and quality are the main parameters in semen quality, which is a measure of the ability of semen to accomplish fertilization. Thus, in humans, it is a measure of fertility in a man. The genetic quality of sperm, as well as its volume and motility, all typically decrease with age. [17]

  8. Hypospermia - Wikipedia

    en.wikipedia.org/wiki/Hypospermia

    Hypospermia is a condition in which a man has an unusually low ejaculate (or semen) volume, less than 1.5 mL.It is the opposite of hyperspermia, which is a semen volume of more than 5.5 mL. [1]

  9. Prostate-specific antigen - Wikipedia

    en.wikipedia.org/wiki/Prostate-specific_antigen

    Prostate-specific antigen (PSA), also known as gamma-seminoprotein or kallikrein-3 (KLK3), P-30 antigen, is a glycoprotein enzyme encoded in humans by the KLK3 gene.PSA is a member of the kallikrein-related peptidase family and is secreted by the epithelial cells of the prostate gland in men and the paraurethral glands in women.