Sperm and Cervical Mucus Analysis (Qualitative Composition)
This test evaluates the chemical composition of sperm and cervical mucus to assess fertility and reproductive health.
["Helps diagnose infertility by examining sperm and cervical fluid characteristics."]
Key facts at a glance
- LOINC
- 34614-8
- Short code
- Sperm IgM Cerv mucus-aCnc
- Synonyms
- Sperm IgM Cerv mucus-aCnc
- Category
- chemistry
- Sample
- serum
- Container
- Red-top tube (SST)
- Units
- N/A
- Fasting
- false
- Population
- adult
- Sex
- all
- Age range
- 18–65 years
- CPT
- 82784
- Specimen volume
- 5 mL
- Stability
- Room temperature: 4h, Refrigerated: 24h, Frozen: 7d
- Hemolysis max
- 500
- Lipemia max
- 1000
- Icterus max
- 500
- TAT
- 4–24 hours
- Order
- routine
What This Test Measures
The test analyzes the **mass concentration** of certain substances in both sperm and cervical mucus. In sperm, this may include proteins, enzymes, or other biomarkers that influence motility and viability. In cervical mucus, it assesses the presence of specific compounds that can affect sperm survival and penetration.
Why It Matters in Fertility
Sperm and cervical mucus interactions are critical for successful fertilization. Changes in these substances—such as altered pH, protein levels, or mucus viscosity—can indicate underlying issues like hormonal imbalances, infections, or genetic factors that may affect fertility.
Sample Collection and Preparation
This test requires a fresh sample of semen (from the male partner) and cervical mucus (from the female partner), ideally collected during ovulation. The sample is analyzed for qualitative composition without quantitative measurements of specific analytes.
When This Test Might Be Ordered
A healthcare provider may recommend this test if you’ve experienced difficulty conceiving after 6–12 months of regular, unprotected intercourse, or if fertility issues (such as unexplained infertility) are suspected. It can also be part of a broader evaluation for recurrent pregnancy loss.
Clinical interpretation
How abnormal results are interpreted and what conditions they suggest.
Results help identify potential barriers to fertilization by revealing abnormalities in sperm quality or cervical mucus environment. For example, abnormal mucus composition might suggest hormonal disorders, while sperm analysis could reveal motility or structural issues. While not definitive, these findings guide further testing or treatment options.
Frequently asked questions
What Does a Positive or Abnormal Result Mean?
Is This Test Painful or Invasive?
How Long Does It Take to Get Results?
Sources
- 1
- 2Lab Tests OnlineSource
- 3
Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.
This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy