Oxalate, Plasma
| CPT Code(s): | 83945 |
| Specimen Required: | Patient Preparation:Patient should avoid ingestion of vitamin C for 24 hours prior to sample collection. Collect:Green (lithium heparin) or Lavender (EDTA) or pink (K2EDTA). Specimen Preparation:Place tube on wet ice immediately after collection. Separate plasma from cells ASAP or within 1 hour of collection. Transfer 2 mL plasma to an RDL Standard Transport Tube and freeze immediately. (Min: 1.5 mL) Storage/Transport Temperature:CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered. Stability:After separation from cells: Ambient: Unacceptable; Refrigerated: Unacceptable; Frozen: 1 week |
| New York DOH Approval Status: | This test is New York DOH approved. |
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