Immunoglobulin G index
(CSF IgG)

Sample Type

Cerebrospinal fluid and serum

Uses

1. To check for diseases of the central nervous system.

2. It is often used to help diagnose multiple sclerosis (MS).

Precautions

1. may be asked to empty your bladder and bowels before the test.

2. Red-top tube or gel-barrier tube and sterile (CSF) container.

Interfering factors

Conditions in which lymphoreticular elements of the CNS produce immunoglobulins will result in false-positive, Such as: aseptic meningitis, lymphoma, neurosyphilis, Guillain-Barré syndrome.

Pre Analytical Errors

1. Write another patient’s name.

2. Gross hemolysis.

3. Contamination from infusion route

Corrective action

1. Make sure you write the correct name in the report.

2. Rejected sample

Post analytical errors

1. Write a different patient’s name.

2. Incorrect calculation.

Corrective actions

Review the report before submitting it, but if the report is delivered to the patient must inform him of the right.