Glomuvenous malformations (GVM) and Cutaneomucosal venous malformations (VMCM) - Glomuvenous malformations (GVM; MIM 138000) are a type of vascular malformation mainly involving the skin and subcutis of the extremities.  GVM are often present at birth and slowly expand.  Typically they are nodular, multifocal hyperkeratotic lesions with a cobble stone appearance.  They are often painful on palpation, pink to dark blue in colorread more

Tests Available

By gene: GLMN
Next Generation Sequencing
Test Code: 1159
Deletion / Duplication
Test Code: 1160
NGS/Del Dup Comprehensive
Test Code: 1554

Test Details

Technical Information
Disease Groups: 
Vascular Malformations
Skin, Tooth, Nail and Hair Disorders
CPT Codes: 
81479 x 1
Turnaround Time: 
Typically 2 to 4 weeks from receipt of a sample in the laboratory. All cases involving ongoing pregnancies will be expedited.
Non-Prenatal Specimens: 
  1. Whole blood: purple-top (EDTA) tube, minimum of 3 ml
  2. Genomic DNA: a minimum of 3 µg (at a concentration of at least 30 ng/µl)
  3. Fibroblasts: 2 confluent T-25 flasks
  4. Saliva: only samples collected in Oragene DNA Self-Collection Kit or Oragene Saliva Collection Kit for Young Children are accepted
Prenatal Specimens: 
  1. Cultured cells: 2 confluent T-25 flasks derived from amnio or CVS samples
  2. Genomic DNA: a minimum of 3 µg (at a concentration of at least 30 ng/µl)
Ship all specimen types at room temperature by overnight courier. Do not freeze.

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