Lab test

Glucose - CSF

The Glucose – CSF Test measures glucose levels in cerebrospinal fluid to help diagnose infections and neurological conditions.
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NABL-certified lab Free home collection Report in 4 hours
ReportWithin 4 hours
SampleBlood
CollectionHome or centre
FastingNot needed
How it works
1
Book in a minute
Add to cart and pick a date. Our team calls you to fix the time. Pay online or at collection.
2
Sample collected at home or centre
A trained phlebotomist arrives in your slot with sealed, single-use kits.
3
Report on WhatsApp
Within 4 hours on WhatsApp and under My Orders.
Preparation
No special preparation needed unless your doctor advises otherwise.
About this test

The Glucose – CSF Test measures glucose levels in cerebrospinal fluid to help diagnose infections and neurological conditions.

GLUCOSE - CSF The Glucose – CSF Test is used to measure the level of glucose in cerebrospinal fluid (CSF), the clear fluid surrounding the brain and spinal cord. This test is an important part of CSF analysis and helps in diagnosing infections and neurological disorders.

The purpose of this test is to:

  • Measure glucose levels in cerebrospinal fluid
  • Help diagnose meningitis and other infections
  • Differentiate between bacterial and viral infections
  • Support evaluation of neurological conditions
  • Assist in comprehensive CSF analysis

GLUCOSE - CSF Test

The Glucose – CSF test measures the level of glucose in cerebrospinal fluid (CSF), the clear fluid surrounding the brain and spinal cord. CSF glucose is normally influenced by the glucose level in the blood.

Measuring CSF glucose can help doctors evaluate central nervous system infections and other neurological conditions. A low CSF glucose level may be seen in certain infections, particularly bacterial or fungal meningitis, while abnormal levels can also occur in other conditions.

The result is usually interpreted together with CSF protein, cell count, blood glucose, and other CSF tests to help determine the underlying cause.

Test Recommended for Individuals:

  • Individuals being evaluated for suspected meningitis or other CNS infections
  • Patients with symptoms such as severe headache, fever, neck stiffness, or altered consciousness when a healthcare provider suspects a neurological infection
  • Individuals undergoing evaluation of inflammation or infection affecting the brain or spinal cord
  • Patients advised by their healthcare provider to undergo CSF analysis
  • Individuals requiring a broader cerebrospinal fluid examination based on clinical findings

FAQs

1. What does the Glucose – CSF test measure?
The test measures the amount of glucose present in the cerebrospinal fluid. It is commonly performed as part of a CSF analysis when evaluating neurological infections and other disorders.

2. What can low CSF glucose indicate?
Low CSF glucose can occur with certain infections, especially bacterial and fungal meningitis. However, the result must be interpreted along with blood glucose and other CSF findings.

3. Is CSF glucose tested alone?
Usually, CSF glucose is interpreted along with other investigations such as CSF protein, cell count and differential, microbiological tests, and blood glucose. Your healthcare provider will determine which tests are appropriate based on your symptoms and clinical condition.

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Questions people ask
How soon will I get my report?
Your report is usually ready within 4 hours of sample collection — on WhatsApp and under My Orders.
Is home sample collection available?
Yes. A trained phlebotomist visits your home with sealed, single-use kits. Home collection is free.
Do I need to fast or prepare?
No fasting is required for this test unless your doctor advises otherwise.
How do I pay?
Pay online (UPI / cards) or pay at collection or at the centre. The price you see is what you pay — it includes the report, with no hidden charges.
Is the lab accredited?
Yes. Prima Diagnostics runs NABL-certified labs with strict quality control across 7 centres in Bengaluru.