Genetic analysis for COL5A1 and COL5A2 genes (with mutation detection)
This test checks for mutations in the COL5A1 and COL5A2 genes, which are involved in producing collagen—a protein essential for skin, blood vessels, and connective tissues. Mutations in these genes may be linked to conditions affecting connective tissue integrity.
["Genetic testing for collagen-related disorders may help diagnose or monitor conditions like Ehlers-Danlos syndrome or vascular complications."]
Key facts at a glance
- LOINC
- 49854-3
- Short code
- COL5A1+COL5A2 gene Mut Anl Bld/T
- Synonyms
- COL5A1+COL5A2 gene Mut Anl Bld/T
- Category
- chemistry
- Sample
- whole-blood
- Container
- Lavender-top (EDTA)
- Units
- N/A
- Fasting
- false
- Population
- adult
- Sex
- all
- Age range
- 18–65 years
- Method
- molgen
- Specimen volume
- 3 mL
- Stability
- Room temperature: 4h, Refrigerated: 24h
- Hemolysis max
- 0
- Lipemia max
- 0
- Icterus max
- 0
- TAT
- 4–24 hours
- Order
- routine
Why This Test Might Be Ordered
Your healthcare provider may recommend this test if you have symptoms or a family history suggestive of a connective tissue disorder, such as joint hypermobility, easy bruising, skin fragility, or a history of vascular issues. It may also be used in genetic counseling or prenatal testing for certain inherited conditions.
What to Expect Before the Test
No special preparation is typically needed. You may provide a blood sample (whole blood) for genetic testing, which is usually done in a lab setting. If testing is part of prenatal or carrier screening, additional instructions may be provided by your provider.
What the Results Mean
Results will identify whether specific mutations in COL5A1 or COL5A2 are present. These mutations can indicate an increased risk of certain genetic disorders. Your healthcare provider will interpret the results in the context of your medical history and symptoms.
Common Conditions Linked to These Genes
Mutations in COL5A1 or COL5A2 are associated with connective tissue disorders, such as **classic Ehlers-Danlos syndrome** (a type affecting skin, joints, and blood vessels) or **vascular Ehlers-Danlos syndrome**, which increases the risk of blood vessel rupture.
Clinical interpretation
How abnormal results are interpreted and what conditions they suggest.
This test plays a critical role in diagnosing conditions that may not be apparent through physical exams alone. Early identification can guide treatment plans, such as monitoring for complications, lifestyle adjustments, or genetic counseling for families. It may also help determine eligibility for specialized medical management or research studies.
Short name
COL5A1/COL5A2 Gene Mutation Test
Frequently asked questions
What does a positive result mean for my health?
Will this test affect my insurance coverage or future medical care?
Can I get this test if I’m pregnant or planning a family?
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