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Ganglioside GM1 Blood Level (Mass Concentration)

Published: August 9, 2026Updated: August 16, 2026

This test measures the amount of GM1 ganglioside, a complex sugar molecule found in your blood. GM1 is involved in cell signaling and nerve function, and certain conditions may affect its levels.

Quick summary

["GM1 ganglioside levels may help diagnose or monitor rare genetic or metabolic disorders affecting nerve cells."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 16, 2026Editorial policy

Key facts at a glance

LOINC
13661-4
Short code
GD1b Gangl IgM Titr Ser
Synonyms
GD1b Gangl IgM Titr Ser
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
CPT
82784
Specimen volume
5 mL
Stability
Room temperature: 4h, Refrigerated: 24h, Frozen: 7d
Hemolysis max
500
Lipemia max
1000
Icterus max
500
TAT
4–24 hours
Order
routine

Why Might This Test Be Ordered?

Your healthcare provider may recommend this test if you have symptoms like muscle weakness, developmental delays, or neurological issues that could be linked to GM1-related disorders. It may also be used in research or specialized diagnostic settings for inherited conditions affecting gangliosides.

What Does This Test Involve?

A blood sample is drawn from a vein in your arm. The sample is then processed to measure the concentration of GM1 ganglioside using a specialized laboratory technique, likely high-performance liquid chromatography (HPLC).

What Do Results Mean?

Results are compared to a reference range specific to GM1 ganglioside, though exact values may vary by lab. Abnormal results could suggest conditions like GM1 gangliosidosis, a rare genetic disorder, or other metabolic issues.

What Are Possible Causes of Abnormal Results?

Elevated levels might indicate GM1 gangliosidosis or other lysosomal storage disorders. Lower-than-expected levels could be due to genetic mutations, enzyme deficiencies, or rare metabolic errors affecting ganglioside metabolism.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Clinical significance of GM1 ganglioside testing includes diagnosing or confirming GM1 gangliosidosis and related lysosomal storage diseases, which can cause progressive neurological symptoms. Early detection may influence treatment planning and management strategies.

Short name

GM1 Ganglioside

Frequently asked questions

What does a high GM1 ganglioside level mean?
A high level may suggest a lysosomal storage disorder like GM1 gangliosidosis, which affects nerve cells and can lead to developmental delays, muscle weakness, or other neurological symptoms. Consult your doctor for interpretation.
How is this test different from other ganglioside tests?
This test specifically measures GM1 ganglioside in blood, unlike other ganglioside tests that may focus on cerebrospinal fluid or specific tissue types. It is tailored for blood-based diagnostics of GM1-related conditions.
Can lifestyle changes affect GM1 ganglioside levels?
There is limited evidence that lifestyle changes directly impact GM1 ganglioside levels. However, managing underlying conditions or symptoms may require dietary, physical, or medical interventions recommended by your healthcare provider.
  1. 1
    MedlinePlus — Laboratory TestsSource
  2. 2
    Lab Tests OnlineSource
  3. 3
    Mayo Clinic — Tests & ProceduresSource

Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy