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PTH w\ Minerals*

Important Note

*This test is orderable in Cerner as PTH w\ Minerals

For quantitative determination of intact parathyroid hormone (iPTH) in blood. This panel includes Calcium, Phosphorus, and Creatinine. It is intended to be used to aid in the differential diagnosis of hyperparathyroidism, hypoparathyroidism, hypercalcemia and monitoring end-stage renal failure patients for possible renal osteodystrophy.

Specimen Requirements

Specimen Type: Green top Lithium Heparin AND Lavender EDTA whole blood

Container/Tube:  This test requires two tubes to be collected.

Lavender Top EDTA whole blood  AND

Light Green Top Lithium Heparin   

Specimen Volume:  Lavender EDTA Whole Blood: Full tube

                                Green Top Lithium Heparin: Full tube

Specimen Minimum Volume: 1ml Lavender EDTA whole blood; 2 mL Green Top Lithium Heparin.

Collection Instructions:  If there is a delay in transport of >1 hour, centrifuge tube Green Top Lithium Heparin.  DO NOT SPIN LAVENDER EDTA.

Performing Laboratory

Rutland Regional Medical Center Laboratory

Reference Values

PTH: 17.9-58.6 pg/mL

Calcium: Children:
0-10 days: 7.6-10.4 mg/dL
10 dyas - 2 yrs: 9.0-11.0 mg/dL
2-12 yrs: 8.8-10.8 mg/dl
12-18 yrs: 8.4-10.2 mg/dL
Adults
18-60: 8.6-10.0 mg/dL
60-90: 8.8-10.2 mg/dL
>90: 8.2-9.6 mg/dL

 

Phosphorus: 2.5 – 4.5 mg/dL

 

Creatinine: Adults:
Females: 0.51-0.95 mg/dL
Males: 0.67-1.17 mg/dL
Children:
0 - < 2 months 0.31-0.88 mg/dL
2 months - 1 year: 0.16 - 0.39
 1 - < 3: 0.18-0.35
3 - < 5: 0.26-0.42
5 - < 7: 0.29-0.47
7 - < 9: 0.34-0.53
9 - <11: 0.33-0.64
11 - <13: 0.44-0.68
13 - <15: 0.46-0.77

Day(s) Performed

Daily

Analytical Time:

1 day

Available Stat

Instrumentation

Roche Cobas

Test Classification and CPT Coding

83970

82310

84100

82575

 

Specimen Transport Temperature

Room temperature up to 4 hours

Refrigerated 8 hours

Serum may also be sent frozen.