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Published on January 31, 2018

Digoxin 

SIM

11090 

CPT

80162 

Synonyms

Lanoxin 

Specimen Type

Plasma or serum 

Container

3.5 ml Green - Lithium heparin plasma separator
4.0 ml Gold-top serum separator Green

Collection Instructions

Collect 6-24 hours after medicine has been given.

Volume

2 ml plasma or serum
Min: 0.5 ml

Additional Information

None

Patient Preparation

None

Specimen Processing Instructions

Plasma:  Centrifuge at 3380 rpm’s (±100) for a minimum of 10 minutes

Serum:  Allow to clot.  Centrifuge at 3380 rpm’s (±100) for a minimum of 10 minutes

Centrifuge within 2 hours of collection.

Transport Requirements

Refrigerated

Specimen Stability

Refrigerated:  5 days;  Room temp: 8 hours 

Rejection Criteria

•  If not centrifuged within 2 hours of collection.
•  Gross Hemolysis

Reference Range

Theraputic – 0.8-2.0 ng/mL

Critical Value

>2.0 ng/mL 

Test Includes

Digoxin 

Methodology

Particle enhanced turbidimetric inhibition immunoassay method 

Testing Frequency

Daily, Monday - Sunday 

 

Reviewed By

Sandy Hammett 

Reviewed Date

1-31-18 

Supplemental

  

Reviewed by Sandy Hammett on January 31, 2018

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