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Back to Test Catalogue
Test ID: THEO

Theophylline, Serum

Test Overview

Method

Kinetic interaction of microparticles in solution immunoassay (KIMS)

Result Included

Theophylline

Specimen

Specimen Type

Avoid gel separator tubes
Serum

Volume

Sample Volume

0.5 mL

Specimen Comment

Avoid gel separator tubes.

Collection & Handling

Collection Instructions

Draw specimens at trough concentration prior to next regular dose.

Handling Information

Separate as soon as possible. Repeated freezing and thawing of samples should be avoided.

Stability

Ambient Refrigerated Frozen
8 hours 7 days 2 months

Rejection Criteria

Criteria Specification
Hemolysis Gross
Other Grossly Icteric
Specimen Gel-separator

Performance & Interpretation

Turnaround Time

2 days

Results

Name
Units
Reference Range
Conversion
  1. Theophylline
    µmol/L
    Therapeutic: 55 - 110
    Toxic: >110
    mg/L x 5.55

Referral Location

Canada

Interface & Setup

HL7 Interface Codes

Order Code Result Name Result Codes Units
THEO Theophylline 8162 umol/L

Test Version

Last Updated

2020-03-04