THEOPHYLLINE

Mnemonic

THEO

Synonym

Aminophylline - Theodur®

Specimen Collection Requirements

Collect

Serum or Plasma, one 5.0 mL gold (SST), 7.0 mL red or 3.0 mL mint green (Lithium heparin, PST) top tube

Handling

Allow serum to clot completely at room temperature (minimum: 30 minutes). Centrifuge and separate serum or plasma from cells ASAP.

Preferred Volume

1.0 mL

Minimum Volume

0.5 mL

Transport

Refrigerated (2-8°C)

Stability

AFTER SEPARATION FROM CELLS: Ambient (20-25°C): 4 hours; Refrigerated (2-8°C): 1 month; Frozen (at or below -20°C): 3 months

Testing Information

Performed

7 days/week

Method

Enzymatic Immunoassay

Referral Lab

Samaritan Health Services Laboratories

Reference Values

Therapeutic Range

0 - 5 months: 6-11 µg/mL
6 months - Adult: 10-20 µg/mL

Toxic Levels

6 months - Adult: >20 µg/mL

CPT Codes

80198

Last Updated: Thursday, January 5, 2017 03:42:31 AM