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EPIC CODE: LAB107 Osmolality, Serum and Plasma

ADDITIONAL TEST CODE

Sunquest: OSMO

REGIONAL HOSPITAL PERFORMING

UPH Methodist Hospital

Collect

One Gold, Red, or Green (Min: 3 mL)

Pediatric Requirements

0.1 mL

Storage/Transport Temperature

Gold, red, or green promptly at Ambient (room temperature); or separate and refrigerate 1 mL (Min: 0.5 mL) serum or plasma (heparin) and transport at 2-8o C.

Separate serum or plasma from cells ASAP or within 2 hours of collection.

Stability (from collection to initiation)

After separation from cells:

Ambient (room temperature): 48 hours; Refrigerated: 5 days; Frozen (-20o C) Stability: Indefinitely

Days Performed

Sunday – Saturday

Methodology

Freezing Point

CPT Codes

83930