PTH, Intact 完整副甲狀腺激素	R086
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Specimen Required 3 mL Pl (1 mL serum. Freeze)	Schedule Tuesday, Friday-Saturday
Notes *NOT suitable for ADD ON test Methodology and reference intervals changed to Roche cobas e601, effective 15 Jan 2018.
Specimen Stability Ambient: 8 hr Refrigerated: 2 days Frozen: 1 month
Reference Interval: Conv. Units 15.0 - 65.0 pg/mL
Reference Interval: S.I. Units 1.6 - 6.9 pmol/L
Reference Notes and Guidelines Click here for more details. Reference Notes and Guidelines Falsely decreased results may be seen in patients on high doses of biotin (i.e. > 5mg/day). Samples should only be collected from these patients at least 8 hours following the last biotin administration so as to avoid potential interference. Source: Roche cobas PTH package insert: ref. 011972103 (2017-08), V24.0

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