Collect

One 4 mL EDTA (Lavender) Tube

Storage/Transport Temperature

1 mL EDTA Whole Blood Refrigerated

Stability (from collection to initiation)

Refrigerated: 7 days

Performed

Tue-Fri

Remarks

Trough samples or specimens drawn 2 hours post-dose are recommended.

Department

Toxicology

Performed

Tue-Fri

Methodology

LCMS/MS

Reported

1-3 days

Interpretive Data

THERAPEUTIC RANGE TROUGH LEVEL:

Kidney and heart transplant patients:
Up to 3 months post-transplant: 350-525 ng/mL
4 months and older post-transplant: 145-350 ng/mL

Liver transplant patients: 290-525 ng/mL

Toxic: Greater than 700 ng/mL

THERAPEUTIC RANGE 2 HOURS POST-DOSE:

Kidney transplant patients: 800-1700 ng/mL
Liver transplant patients: 600-1000 ng/mL

Test performed by LCMSMS

This test was developed and its performance characteristics determined by Affiliated Laboratory. The FDA has not approved or cleared this test; however, FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.

CPT Codes

80158

Collection

Collect

One 4 mL EDTA (Lavender) Tube

Storage/Transport Temperature

1 mL EDTA Whole Blood Refrigerated

Stability (from collection to initiation)

Refrigerated: 7 days

Performed

Tue-Fri

Remarks

Trough samples or specimens drawn 2 hours post-dose are recommended.

Department

Toxicology

Ordering

Performed

Tue-Fri

Methodology

LCMS/MS

Reported

1-3 days

Result Interpretation

Interpretive Data

THERAPEUTIC RANGE TROUGH LEVEL:

Kidney and heart transplant patients:
Up to 3 months post-transplant: 350-525 ng/mL
4 months and older post-transplant: 145-350 ng/mL

Liver transplant patients: 290-525 ng/mL

Toxic: Greater than 700 ng/mL

THERAPEUTIC RANGE 2 HOURS POST-DOSE:

Kidney transplant patients: 800-1700 ng/mL
Liver transplant patients: 600-1000 ng/mL

Test performed by LCMSMS

This test was developed and its performance characteristics determined by Affiliated Laboratory. The FDA has not approved or cleared this test; however, FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.

Administrative

CPT Codes

80158

ARUP Consult®

Disease Topics