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Laboratory Test Directory

PTEN Known Familial Mutation

Components

Name Method Department Units
PTEN, Known Mutation (Familial) Sequencing
Send Out Genetics

Specimen Requirements

Whole blood

Container Type Container Size Specimen Volume
Preferred

Purple tube (EDTA)

6 mL 5 mL
Stability

Refrigerated - 1 week(s)
Room temperature - 48 hour(s)

Specimen Preparation

  • Do not centrifuge
  • Do not freeze
  • Transport to laboratory as soon as possible

Reasons for Rejection

  • Wrong collection tube
  • Frozen specimen
  • Clotted specimen
  • Centrifuged specimen
  • Delayed or improper handling

Comments

This is testing for a known familial mutation in PTEN gene. Must provide information on the specific familial mutation. If there is no known familial mutation, order PTEN gene characterization instead for full gene sequencing. 

CPT Code

  • 81322