Protein Electrophoresis With Interpretation, Cerebrospinal Fluid

TEST: 261503
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CPT: 84157; 84166
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Synonyms

  • Interpretation, Protein Electrophoresis, CSF

Test Includes

Evaluation of protein electrophoretic bands; protein electrophoresis, CSF

Expected Turnaround Time

4 - 7 days

Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. In some cases, additional time should be allowed for additional confirmatory or additional reflex tests. Testing schedules may vary.

Related Information

Related Documents

For more information, please view the literature below.

Published Plasma Cell Dyscrasias Selection Table

Specimen Requirements

Specimen

Cerebrospinal fluid (CSF)

Volume

2 mL

Minimum Volume

0.8 mL

Container

Sterile container

Storage Instructions

Refrigerate at 2°C to 8°C.

Stability Requirements

Temperature

Period

Refrigerated

3 days (stability provided by manufacturer or literature reference)

Frozen

1 month (stability provided by manufacturer or literature reference)

Causes for Rejection

Gross hemolysis; less than 0.8 mL CSF

Test Details

Use

Diagnose meningitis, tuberculosis, brain abscess, meningovascular syphilis, CVA, neoplastic disease, multiple sclerosis, and other degenerative processes causing neurological disease

Methodology

Electrophoresis on agarose media

Reference Interval

See previous CSF table for interpretation.

LOINC® Map

Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
261503 Protein Electro + Interp, CSF 002055 Protein, Total, CSF mg/dL 2880-3
261503 Protein Electro + Interp, CSF 122200 Pre-Albumin, CSF % 13973-3
261503 Protein Electro + Interp, CSF 122218 Albumin, CSF % 13974-1
261503 Protein Electro + Interp, CSF 122226 Alpha-1-Globulin, CSF % 13972-5
261503 Protein Electro + Interp, CSF 122234 Alpha-2-Globulin, CSF % 13975-8
261503 Protein Electro + Interp, CSF 122242 Beta Globulin, CSF % 13976-6
261503 Protein Electro + Interp, CSF 122259 Gamma Globulin, CSF % 13977-4
261503 Protein Electro + Interp, CSF 122367 M-Spike % 12782-9
261503 Protein Electro + Interp, CSF 122370 PDF 11502-2
261503 Protein Electro + Interp, CSF 120014 P E Interpretation, CSF 13174-8

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The LOINC® codes are copyright © 1994-2021, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee. Permission is granted in perpetuity, without payment of license fees or royalties, to use, copy, or distribute the LOINC® codes for any commercial or non-commercial purpose, subject to the terms under the license agreement found at https://loinc.org/license/. Additional information regarding LOINC® codes can be found at LOINC.org, including the LOINC Manual, which can be downloaded at LOINC.org/downloads/files/LOINCManual.pdf