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Lab Test Dictionary

Immunoglobulin G (IgG) Heavy and Light Chain (HLC) Pairs, K and A with Ratio

Specimen Type

Serum

Performing Lab

Quest forwards to Labcorp (TSO)

Epic ID

Other Reference Test

Lab Test Days

Tuesday and Friday

Standard TAT

3-6 Days

Collection Information

Specimen Required

1-2 mL Blood

Container Type

Red Top (No Additive)

Collection Instructions

Patient should be fasting for eight hours to avoid lipemic samples interference.

Processing Information - Lab Use Only

Transport Temperature

Refrigerate-OK/Frozen-OK/Ambient-OK

Specimen Stability

Room Temp=14 Days; Refrigerated=14 Days; Frozen=14 Days

Test Volume Required

1 mL Serum

Minimum Test Volume

0.5 mL Serum

Processing Instructions

Separate serum within 1 hour collection. Requires TSO form.

Comments

Labcorp test code: 123550. Requires TSO form.

CPT Codes

83883 (x2)

Revised

02-11-21