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Synonyms
- Semen Analysis, Postvasectomy
Expected Turnaround Time
Within 1 day
Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. In some cases, additional time should be allowed for additional confirmatory or additional reflex tests. Testing schedules may vary.
Related Documents
Specimen Requirements
Specimen
Semen
Volume
Entire ejaculate
Minimum Volume
The laboratory will attempt to analyze any specimen volume submitted.
Container
Clean, no additive container; nonspermicidal condom is acceptable.
Collection
Collect seminal fluid by masturbation only. Collect entire ejaculate into the specimen container. Avoid the use of lubricants and other contaminants. Avoid temperature extremes during transportation. Abstinence from ejaculation: Two to seven days prior to collection.
Storage Instructions
Transport specimens to the laboratory at ambient temperature or refrigerated. Do not freeze. If refrigerated, sample must be brought to room temperature prior to testing.
Stability Requirements
Temperature | Period |
|---|---|
Room temperature | 72 hours (stability provided by manufacturer or literature reference) |
Refrigerated | 72 hours (stability provided by manufacturer or literature reference) |
Frozen | Unstable (stability provided by manufacturer or literature reference) |
Freeze/thaw cycles | Unstable (stability provided by manufacturer or literature reference) |
Patient Preparation
No special preparation.
Causes for Rejection
Frozen specimens; specimens greater than 72 hours from collection; samples collected in spermicidal condoms
Test Details
Use
Complete absence of sperm in this test is considered a negative result. Incomplete ejaculation and/or incomplete collection of total ejaculate may cause false-negative results.
Methodology
Macroscopic and microscopic semen examination
LOINC® Map
| Order Code | Order Code Name | Order Loinc | Result Code | Result Code Name | UofM | Result LOINC |
|---|---|---|---|---|---|---|
| 519020 | Post-Vas Sperm Evaluation,Qual | 29990-9 | 519014 | Volume | mL | 3160-9 |
| 519020 | Post-Vas Sperm Evaluation,Qual | 29990-9 | 519018 | Post-Vas Sperm, Qual | 29990-9 |
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