Last Modified:
1/27/2022 7:17:12 AM
Medicare Medical Necessity Restrictions May Apply
Medical Necessity Documentation:
Client Notes:
If Calcium results are needed for interpretation of PTH results, the Calcium test must be ordered separately.
Patient Preparation:
Patient should discontinue taking Biotin, Vitamin B7, or Vitamin H 48 hours before getting blood drawn.
Specimen Requirements:
3.0 mL Plasma from a Lavender Top Tube - EDTA in a Plastic Vial
Collection Instructions:
Centrifuged and separate from cells within 1 hour of collection
Minimum Volume:
0.2 mL Plasma
Transport & Storage: Temperature/Stability:
2 days Refrigerated
Rejection Criteria:
Hemolysis
Reference Range:
15 - 62 pg/mL
Critical Ranges:
Test Comments:
Patients taking vitamin supplements containing doses of >5 mg/day may have falsely decreased test results generated.
Methodology:
Immunometric Assay
Clinical Significance:
Documentation:
Custom Panel:
No
PRODUCTION SCHEDULE
Days Performed:
Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday
Sites Performed:
Parkview Regional Medical Center
PHL Test Code:
PTHIN
EPIC Test Code:
LAB108
Alternate Test Names:
"Biointact" PTH; Intact PTH; Parathormone; PTH Intact
Included Tests:
CPT Coding:
83970
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