Due to ongoing labour disputes, Canada Post services will be suspended, which may impact some of our FIT and Integrative Laboratory Services (ILS) clients. Read more
Back to Test Catalogue

Oligoclonal Banding, CSF and Serum

Test ID: OLBAN CS

Test

Method

Isoelectric Focusing

Report Includes

IgG, CSF; Albumin, CSF; IgG/Albumin Ratio; Albumin Index; IgG Index; CSF Specific Bands; Serum and CSF Matched Bands; Oligoclonal Banding Interpretation; IgG, Serum; Albumin, Serum

Specimens

CSF & Serum

Test Location

St. Michael's Hospital, 30 Bond Street, Toronto ON M5B 1W8

Test Version

3-Sep-2024

Specimen

Specimens

CSF & Serum

Sample Volume

1 mL Serum; 1 mL CSF

Minimum Volume

0.5 mL Serum; 0.5 mL CSF

Specimen Comment

Plasma is not suitable.

Pediatric Volume

0.5 mL Serum; 0.5 mL CSF

Collection & Handling

Collection Instructions

Analysis and interpretation requires both specimens – concurrent collection of CSF and serum specimens is recommended. However, specimens collected within 48 hours with no intervention are acceptable.

Handling Information

Store and send frozen – specimen must be received at ICL within 5 days of collection.

Test Version

3-Sep-2024

Performance / Interpretation

Method

Isoelectric Focusing

Turnaround Time

10 days

Results

Name Units Reference Range Conversion Factor
IgG, CSF g/L
  • <0.060
Albumin, CSF g/L
  • 0.100 - 0.250
IgG/Albumin Ratio
  • <0.250
Albumin Index
  • <0.9
IgG Index
  • <70
CSF Specific bands
  • <2
Serum and CSF Matched Bands
OLIG Interpretation
Serum IgG g/L
  • 0 to < 15 days 3 - 13.6
  • 15 to < 1 y 1 - 6.8
  • 1 to < 4 y 3 - 11.2
  • 4 to < 10 y 5.2 - 13.2
  • 10 to < 19 y 6.4 - 14.9
  • 19+ 6.35- 17.41
Serum Albumin g/L
  • 1 d: 23.00 - 37.00
  • Over 1 d: 35.00 - 50.00

Test Location

St. Michael's Hospital, 30 Bond Street, Toronto ON M5B 1W8

Test Version

3-Sep-2024

Interface / Setup

HL7 Interface Codes

Order Code Result Codes Units
OLBAN CS 3060IgG, CSF g/L
3061Albumin, CSF g/L
36614IgG/Albumin Ratio
36610Albumin Index
36612IgG Index
63561CSF Specific Bands
63562Serum and CSF Matched Bands
36616OLIG Interpretation
63563Serum IgG g/L
63564Serum Albumin g/L

Test Version

3-Sep-2024