Number of Panel Genes: 

Exostoses, multiple, type I & II - Multiple exostoses type I (EXT1; MIM 133700) and type II (EXT2; MIM 133701) are autosomal dominant disorders characterized by multiple osteochondromas (MO).read more

Tests Available

2 Panel Genes: EXT1, EXT2
Next Generation Sequencing
Test Code: 1146
EXT1 and EXT2
Deletion / Duplication
Test Code: 1542
NGS/Del Dup Comprehensive
Test Code: 1543

Test Details

Technical Information
Panel Genes: 
Test Note: 
EXT1 and EXT2
Disease Groups: 
Osteopetrosis and High Bone Density 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.

Search Tests

TIP: enter a partial disorder name or gene to widen your search