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To assess for male infertility related to disorders such as obstruction, testicular failure, and atrophy.
There are no food, fluid, or medication restrictions unless by medical direction. Instruct the patient to refrain from any sexual activity for 3 days before specimen collection.
Method: Macroscopic and microscopic examination.
|Color||White or opaque|
|Appearance||Viscous (pours in droplets, not clumps or strings)|
|Clotting and liquefaction||Complete in 15–20 min, rarely over 60 min|
|Sperm count||Greater than 15 million/mL|
|Total sperm count||Greater than 39 million/ejaculate|
|Motility||At least 40% at 60 min|
|Vitality (membrane intact)||At least 58%|
|Morphology||Greater than 25%–30% normal oval-headed forms|
|The number of normal sperm is calculated by multiplying the total sperm count by the percentage of normal forms.|
Critical Findings and Potential Interventions