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HelpTest Code PTH Parathyroid Hormone, Intact, Plasma or Serum
Performing Laboratory
Lima Memorial Health System Laboratory
Specimen Requirements
Preferred:
Container/Tube: Green cap-yellow ring Top (Lithium Heparin Gel) tube
Minimum Volume: 1.0 mL
Collection Instructions: Centrifuge within 2 hours.
Also Acceptable:
Container/Tube: Plain, Red Top or Serum gel (SST-Gel) tube
Reference Values
Expected Results:
12.0-88.0 U/mL
Specimen Stability
Ambient: Plasma 8 hours, Serum 4 hours
Refrigerate: Plasma 48 hours, Serum 8 hours
Frozen: Aliquot for longer storage
Day(s) Test Set Up
Monday through Sunday
Methodology
Chemiluminescent Immunoassay
Test Classification and CPT Coding
83970