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Anti-Ribosomal Antibody Profile (Serum)

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

This test measures antibodies directed against ribosomal proteins, often used to evaluate conditions like systemic lupus erythematosus (SLE) or other autoimmune diseases that may involve ribonucleoprotein complexes.

Quick summary

["Helps diagnose autoimmune diseases linked to ribosomal antibodies."]

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

Key facts at a glance

LOINC
53009-7
Short code
Ribosomal Ab Ser Ql IF
Synonyms
Ribosomal Ab Ser Ql IF
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
if
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 Matters

Ribosomal antibodies can be part of a broader autoimmune workup, especially if you have symptoms like joint pain, fatigue, or unexplained fever. These antibodies may be linked to conditions affecting the body’s immune system, including certain types of lupus or other connective tissue disorders.

What to Expect Before the Test

No special preparation is typically needed. You may have a blood sample drawn from a vein in your arm. If you’re on blood-thinning medication, let your provider know before the test.

How the Test Results Are Used

Results help doctors assess whether your symptoms align with autoimmune conditions involving ribosomes. Elevated levels may indicate an immune response targeting these proteins, guiding further testing or treatment.

Common Conditions Monitored

This test may be used in cases suspected of systemic lupus erythematosus (SLE), mixed connective tissue disease, or other autoimmune disorders where ribosomal antibodies are implicated.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Clinical Significance: Autoimmune Disease Indication

Short name

Ribosomal Antibody Test

Frequently asked questions

What symptoms might lead to this test?
Symptoms such as persistent joint pain, unexplained fatigue, rash, or organ involvement (e.g., kidneys, lungs) may prompt this test, particularly if other autoimmune markers are positive or suspected.
Can this test alone diagnose an autoimmune condition?
No, this test is part of a broader evaluation. Doctors will consider clinical symptoms, other lab results, and physical exams to diagnose conditions like SLE or mixed connective tissue disease.
Are there any risks with this blood test?
Minimal risks include mild bruising, soreness, or a slight reaction at the injection site. Rarely, blood tests may cause allergic reactions, but this is uncommon.
  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