Coarse Speckled Nuclear Antibody Test (ANA Pattern)
This blood test detects a specific pattern of antinuclear antibodies (ANA) that may indicate autoimmune diseases such as lupus or Sjögren's syndrome. A healthcare professional draws a small blood sample from a vein in your arm, and the laboratory uses immunofluorescence to identify the coarse speckled pattern. Results are reported with a titer showing antibody strength, which your doctor interprets together with your symptoms, physical exam, and other tests to determine whether an autoimmune condition may be present. No fasting is usually required, and risks are limited to minor bruising or soreness at the puncture site.
{"A blood test that looks for specific antinuclear antibodies (ANA) in your blood","The coarse speckled pattern is often associated with autoimmune conditions like lupus and Sjögren's syndrome","Results are reported as a titer (ratio) and pattern type","A positive result suggests your immune system may be attacking your own cells","Your doctor will interpret results along with your symptoms and other tests"}
Key facts at a glance
- LOINC
- 53985-8
- Short code
- ANA COARSE SPECKLED
- Synonyms
- ANA coarse speckled Titr Ser IF
- Category
- cardiac
- Sample
- serum
- Container
- Serum separator tube (SST, gold top) or plain red top tube
- Units
- N/A
- Ref low
- 0
- Ref high
- 1
- Critical range
- — – 10000 N/A
- Fasting
- false
- Population
- adult
- Sex
- all
- Age range
- ≥ 18 years
- Method
- Indirect Immunofluorescence (IIF) on HEp-2 cells
- CPT
- 86038
- SNOMED
- 108731004
- Specimen volume
- 1.0 mL minimum, 2.0 mL preferred
- Stability
- Room temperature: 24 hours; Refrigerated (2-8°C): 7 days; Frozen (-20°C or below): 30 days. Avoid repeated freeze-thaw cycles.
- Hemolysis max
- 500
- Lipemia max
- 1000
- Icterus max
- 500
- TAT
- 48–96 hours
- Order
- routine
What is this test?
The Coarse Speckled Nuclear Antibody test is a blood test that detects a specific pattern of antinuclear antibodies (ANA) in your blood. ANA are proteins that your immune system produces when it mistakenly attacks your own cells' nuclei. This test uses immunofluorescence technology to identify the coarse speckled pattern, which is associated with certain autoimmune diseases.
How is the test performed?
A healthcare professional will draw a blood sample from a vein in your arm. The blood is then sent to a laboratory where it is analyzed using immunofluorescence techniques. The test looks for antinuclear antibodies and reports both a titer (strength of the antibody) and the staining pattern.
What do the results mean?
Results are typically reported as a titer (such as 1:40, 1:80, 1:160, etc.) along with the pattern type. A higher titer generally indicates a stronger positive result. The coarse speckled pattern is commonly associated with conditions such as systemic lupus erythematosus (SLE), Sjögren's syndrome, and mixed connective tissue disease. However, a positive result does not automatically mean you have a disease—your doctor will interpret the results in context with your symptoms and other findings.
Reference range
Negative: <1:40 titer; Equivocal: 1:40; Positive: >1:40. Higher titers (≥1:160) are more clinically significant.N/A
No fasting required. No special preparation needed. Inform healthcare provider of current medications, especially immunosuppressants.
Clinical interpretation
How abnormal results are interpreted and what conditions they suggest.
The coarse speckled ANA pattern is one of the most common patterns detected in autoimmune screening. It is frequently associated with systemic lupus erythematosus (SLE), Sjögren's syndrome, and polymyositis. This test helps doctors diagnose and monitor these conditions. The presence of this pattern, especially at higher titers, supports the diagnosis of an autoimmune connective tissue disease when accompanied by appropriate clinical symptoms. Treatment decisions are based on the combination of test results, clinical symptoms, and other diagnostic findings.
Frequently asked questions
Do I need to fast before this test?
Is this test dangerous?
What if my result is positive?
Can this test diagnose a specific disease?
Will I need to repeat this test?
Sources
- 1
- 2
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.
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 17, 2026. · Read our editorial policy