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Lab Test Dictionary

Lithium


Specimen Type

Serum or Plasma

Performing Lab

RCHSD Chemistry


Epic ID

LAB05029

Lab Test Days

Daily


Collection Information

Specimen Required

1-2 mL Blood

Container Type

Red Top (No Additive)

Collection Instructions

**DO NOT COLLECT in Lithium Heparin (Green-Top) Tubes (PST ). THEY WILL BE REJECTED.** Serum collected in a serum separator tube (SST or plasma collected in a sodium heparin (dark green-top) or EDTA (lavender-top) tube is also acceptable. Samples are commonly drawn approximately 12 hours after the last dose of lithium has been taken.


Processing Information - Lab Use Only

Transport Temperature

Refrigerate-OK/Frozen-OK/Ambient-OK

Specimen Stability

Room Temp: 8 Hours; Refrigerated: 24 Hours; Frozen: 6 Months

Rejection Criteria

Lithium heparin (green-top) tube (PST)

Test Volume Required

1 mL Serum or Plasma

Minimum Test Volume

0.5 mL Serum or Plasma

Processing Instructions

Separate serum or plasma within 4 hours of collection. Deliver directly to Chemistry.


CPT Codes

80178


Revised

10-05-22

Initials

SA