Parkview Health Laboratory: Test Directory

Digoxin

Last Modified: 1/31/2022 2:18:41 PM

Medicare Medical Necessity Restrictions May Apply

Medical Necessity Documentation:

Client Notes:

Patient Preparation:

Patient should discontinue taking Biotin, Vitamin B7, or Vitamin H 48 hours before getting blood drawn.

Specimen Requirements:

1.0 mL Plasma in a PST Mint Green Top Tube - Li Heparin (preferred)
or
1.0 mL Serum in a SST Gold Top Tube

Collection Instructions:

Specimen should be drawn at least 4 hours after IV Dose or 6 hours after oral dose. Optimal time is 12-24 hours after oral dose.

Minimum Volume: 0.2 mL

Transport & Storage: Temperature/Stability: 2 days Refrigerated

24 hours unspun

Reference Range: 0.9 - 2.0 ng/mL

Critical Ranges: High: > 2.5 ng/mL

Test Comments: Patients taking vitamin supplements containing high doses of biotin (>5 mg/day) may have falsely increased test results generated.

Methodology: Immunoassay

Clinical Significance:

Documentation:

Custom Panel: No

Stat Eligible: Yes

Days Performed: Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday

Sites Performed: Parkview Huntington Hospital, Parkview Randallia Hospital, Parkview Regional Medical Center, Parkview Whitley Hospital

PHL Test Code: DIG

EPIC Test Code: LAB23

Alternate Test Names: Dig ; Lanoxin

Included Tests:

CPT Coding: 80162