Telomere Length Measurement




Test Mnemonic

TELMSR

CPT Codes

  • 88182 - QTY (1)

Includes

  • Telomere length

Performing Laboratory

Johns Hopkins Genomics


Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
18 mLWhole bloodACD A (Yellow) AmbientComplete required test requisition. Specimen must be delivered to Cleveland Clinic Laboratories by 3 p.m. Collect Monday through Thursday only, and do not collect the day before or the day of a major holiday. Separate specimens must be submitted when multiple tests are ordered.

Minimum Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
12 mL    Adults only: 12 mL whole blood ACD A (Yellow)
3 mL    Pediatric only: 3 mL whole blood EDTA Lavender

Stability

Environmental Condition Description
AmbientACD A: 72 hours; EDTA: 24 hours
RefrigeratedUnacceptable
FrozenUnacceptable

Days Performed

Varies

Turnaround Time

15 - 22 days

Methodology

Name Description
Flow Cytometry (FC) 
Fluorescent In-Situ Hybridization (FISH) 

Special Info

Provide brief clinical history. Keep specimens at room temperature. Prefer receipt in performing laboratory within 24 hours of collection.

Clinical Info

Telomere length measured by flow cytometry and FISH.

Patient Info Sheet