Theophylline Level

Test Code
THEO


Preferred Specimen
1 mL Serum from a red top


Instructions
"Separate from cells ASAP within 2 hour of collection
Testing Frequency: As Ordered"


Transport Container
RED


Transport Temperature
Refrigerated


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Stability: 24 hrs Room Temp or Refrigerated


Methodology
Petinia

Reference Range
"M Up to 1 Months 10 - 20 ug/mL
M Up to 150 Years 10 - 20 ug/mL
F Up to 1 Months 10 - 20 ug/mL
F Up to 150 Years 10 - 20 ug/mL"




The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.