Capillary Malformation-Arteriovenous Malformation (CM-AVM) Panel, Sequencing and Deletion/Duplication
Ordering Recommendation
Preferred test to detect capillary malformation-arteriovenous malformation (CM-AVM); use to assess for RASA1-associated CM-AVM1 and EPHB4-associated CM-AVM2.
Mnemonic
Methodology
Massively Parallel Sequencing/ Multiplex Ligation-dependent Probe Amplification
Performed
Varies
Reported
3-6 weeks
New York DOH Approval Status
Specimen Required
Lavender (EDTA) or Yellow (ACD Solution A or B).
Transport 3 mL whole blood. (Min: 2 mL)
Refrigerated
Serum or plasma; grossly hemolyzed or frozen specimens
Ambient: 72 hours; Refrigerated: 1 week; Frozen: Unacceptable
Reference Interval
By report
Interpretive Data
Refer to report
This test was developed and its performance characteristics determined by ARUP Laboratories. It has not been cleared or approved by the US Food and Drug Administration. This test was performed in a CLIA certified laboratory and is intended for clinical purposes.
Counseling and informed consent are recommended for genetic testing. Consent forms are available online.
Laboratory Developed Test (LDT)
Note
EPHB4** (NM_004444), RASA1 (NM_002890)
** Deletion/duplication detection is not available for this gene.
Hotline History
Hotline History
CPT Codes
81479
Components
Component Test Code* | Component Chart Name | LOINC |
---|---|---|
3003635 | CMAVM Specimen | 31208-2 |
3003636 | CMAVM Interp | 35474-6 |
Aliases
- CM-AVM1
- CM-AVM2
- CMAVM syndrome