Osmolality, Plasma

Orderable EAP code:

LAB00078

Billable EAP Codes:

80001766 x 1

CPT Codes:

83930 x 1

Lab Section:

Core Lab

Turnaround Time:

Routine: 2 Hours
Urgent: 1 Hour

Test Schedule:

24 hours, 7 days a week.

Units:

mOsm/kg H2O

Critical Values:

None

Specimen Requirements:

4 mL blood in a GREEN top, lithium heparin tube.

Pediatric Specimen Requirements:

0.5 mL in a 1.0 mL GREEN top, lithium heparin tube.

Reference Range:

275 to 295 mOsm/kg H20

Comments:

Specimen Stability: Serum/plasma on cells stable up to 10 hours at 4C.
Serum/plasma separated from cells stable up to 7 days at 4C.

Synonyms:

OSMO