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Lab Test Dictionary

Multiple Sclerosis Panel (17728)

Methodology

Isoelectric Focusing (IEF); Radioimmunoassay (RIA)


Specimen Type

Serum and CSF

Performing Lab

Quest Diagnostics San Juan Capistrano


Epic ID

Other Reference Test

Standard TAT

3-5 Days


Collection Information

Specimen Required

1.2-2.2 mL CSF collected in sterile tube #4 is preferred to minimize blood contamination ***and*** 1-2 mL blood collected in a red-top tube

Container Type

See Collection Instructions

Collection Instructions

Both CSF and serum are required specimens. It is preferred that the collection date and time be the same for both; however, it is acceptable for them to be drawn within 48 hours of each other. If no serum is supplied, the client will be contacted to confirm the order. CSF collection tube #4 is preferred. Submitting 4th lumbar puncture collection tube minimizes blood contamination.


Processing Information - Lab Use Only

Transport Temperature

Refrigerated-OK/Frozen-OK

Specimen Stability

Room Temp: 8 Hours; Refrigerated: 14 Days; Frozen: 21 Days

Rejection Criteria

Received room temp; Hemolysis in CSF; Xanthochromla/RBCs in CSF

Test Volume Required

2.2 mL CSF ***and*** 1 mL Serum

Minimum Test Volume

1.2 mL CSF ***and*** 0.5 mL Serum

Processing Instructions

Both CSF and serum are required specimens. It is preferred that the collection date and time be the same for both; however, it is acceptable for them to be drawn within 48 hours of each other. If no serum is supplied, the client will be contacted to confirm the order. CSF collection tube #4 is preferred. Submitting 4th lumbar puncture collection tube minimizes blood contamination.


Included Tests

Myelin Basic Protein and Oligoclonal Bands (IgG), CSF.


CPT Codes

83873, 83916 (not genetic)


Revised

10/21/24

Initials

SA