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Test Code THEO Theophylline Level

Specimen Collection Information

Specimen  Min. Test Volume Collection Container Special Handling
Blood 0.1 mL Light Green (lith. heparin) top
Gold top
Marble Red top
 

Reference Ranges & Critical Values

Assay Gender Age Range Normal Range Critical Values Units
THEO ALL 0 Minutes – 150 Years 10 - 20 > 20 ug/mL

Specimen Stability

7 days at 2-8°C

Day(s) Performed

Monday - Sunday

LOINC

4049-3

CPT

80198