Skip to content

Mycoplasma pneumoniae Antibody (IgG) by Qualitative Probe

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

This test detects antibodies to *Mycoplasma pneumoniae*, a bacteria sometimes linked to respiratory infections like pneumonia or bronchitis.

Quick summary

["It helps diagnose infections caused by this bacteria after symptoms appear."]

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

Key facts at a glance

LOINC
23300-7
Short code
Mycoplasma rRNA Spec Ql Probe
Synonyms
Mycoplasma rRNA Spec Ql Probe
Category
chemistry
Sample
plasma
Container
Lavender-top (EDTA) or Green-top (Heparin)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
probe
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 Might Be Ordered

Your healthcare provider may recommend this test if you’ve had symptoms like coughing, fever, or chest pain—especially if they suspect an infection caused by *Mycoplasma pneumoniae*. It’s often used when other tests (like a chest X-ray or culture) aren’t definitive.

What to Expect Before the Test

No special preparation is needed. You’ll provide a blood sample, usually drawn from your arm. The test checks for IgG antibodies, which develop after your body has fought off the infection.

How the Results Are Interpreted

Results are qualitative (positive or negative). A positive result suggests past or current infection, but it doesn’t always confirm the exact cause of your symptoms. Follow-up testing or other diagnostic tools may be needed.

What the Results Mean for You

A positive result may help guide treatment, such as antibiotics if *Mycoplasma pneumoniae* is suspected. A negative result means no detectable antibodies were found at this time, but it doesn’t rule out infection entirely.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

Mycoplasma pneumoniae IgG Antibody Test

Frequently asked questions

How long does it take to get results?
Results are typically available within 24 to 48 hours, depending on your lab’s processing time.
Can I get this test at home?
No, this test requires a blood sample collected by a healthcare professional in a clinical setting.
Does this test cover all types of Mycoplasma infections?
This test specifically detects IgG antibodies, which indicate past or current infection. Other tests (like PCR) may be used to detect the bacteria itself or different antibody types (e.g., IgM) depending on clinical needs.
  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