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Theophylline (Aminophylline)

Test Code
THEO


Preferred Specimen
Serum, 0.5 mL minimum


Instructions


Draw at midpoint of dosing interval




Transport Container
Red top or SST


Transport Temperature
Specimen stable for 8 hours at room temp., 2 days refrigerated and longer if frozen.


Reference Range
See report for normal ranges. Critical Value: >20 ug/mL


Clinical Significance
Theophylline is a bronchodilator and respiratory stimulant that is used prophylactically to control symptoms of chronic asthma.




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.