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Cryoglobulin Profile (Screening)

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

This test measures proteins in your blood that may form clumps (cryoglobulins) when cooled, which can cause symptoms like fatigue, joint pain, or skin changes. It helps identify conditions like cryoglobulinemia or certain infections.

Quick summary

["A simple blood test to check for abnormal protein clumps that may affect your health."]

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

Key facts at a glance

LOINC
81312-1
Short code
Cryoglob IgM Ser Ql
Synonyms
Cryoglob IgM Ser Ql
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 This Test Is Done

Your doctor may order this test if you have symptoms such as unexplained fatigue, joint pain, skin rashes, or swelling, especially after exposure to cold. It may also be used to monitor conditions like lupus, hepatitis, or certain cancers that can produce cryoglobulins.

What to Expect Before the Test

No special preparation is needed. You’ll have a small needle inserted into your arm to draw blood. The process usually takes a few minutes. If you’re on blood thinners, let your doctor know before the test.

What the Results Mean

If cryoglobulins are found, they may indicate an underlying condition like immune system disorders, infections, or certain cancers. Your doctor will discuss the results with you and may recommend further testing or treatment.

Common Symptoms Linked to Cryoglobulins

Cryoglobulins can cause symptoms such as cold sensitivity, skin ulcers, nerve damage, or organ damage. However, some people may not have symptoms even if cryoglobulins are present.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Clinical Significance: Understanding Cryoglobulinemia

Short name

Cryoglobulin Screen

Frequently asked questions

What causes cryoglobulins to appear in the blood?
Cryoglobulins can form due to immune system disorders (e.g., mixed cryoglobulinemia), chronic infections (e.g., hepatitis C), or certain cancers. They may also appear as a side effect of medications or autoimmune diseases.
How often should I get this test if I have a history of cryoglobulinemia?
Your doctor will determine the frequency based on your condition and symptoms. Regular follow-ups may be needed to monitor changes in your cryoglobulin levels or manage symptoms effectively.
Can lifestyle changes help reduce cryoglobulin levels?
While lifestyle changes like managing infections, controlling autoimmune activity, or avoiding cold exposure may help, they won’t directly alter cryoglobulin levels. Your doctor will guide you on the best approach for your situation.
  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