Recognizing extrapulmonary signs of M. pneumoniae infection

Mycoplasma pneumoniae infection, or walking pneumonia, is a common cause of atypical pneumonia. Learn about its symptoms, causes, and prevention to protect yourself.

15 September, 2025

That lingering cough might be more than a cold. Understanding Mycoplasma pneumoniae infection, often called 'walking pneumonia', is crucial for a swift recovery and preventing its spread. Don't ignore the subtle but persistent signs of this common respiratory illness.

What are the main causes of Mycoplasma pneumoniae Infection?

  • The infection is caused by the bacterium Mycoplasma pneumoniae, a unique organism that lacks a cell wall, making some common antibiotics ineffective against it.
  • It spreads through respiratory droplets when an infected person coughs or sneezes, making it highly contagious in crowded environments like schools, especially among children.
  • While anyone can be infected, it is a primary cause of atypical pneumonia in school-aged children and young adults, often leading to community outbreaks.
A patient showing Mycoplasma pneumoniae symptoms

Key symptoms of Mycoplasma pneumoniae Infection to watch for

  • A persistent, dry Mycoplasma pneumoniae cough that can last for weeks is the most common symptom, often worsening and becoming productive over time.
  • Sufferers often experience prolonged fatigue, low-grade fever, sore throat, and headache, with symptoms typically being milder than those of classic bacterial pneumonia.
  • In some cases, particularly in children, a non-specific Mycoplasma pneumoniae rash may appear on the skin, along with other less common respiratory symptoms.

How can you prevent Mycoplasma pneumoniae Infection effectively?

  • Practise good respiratory hygiene by covering your mouth and nose when coughing or sneezing and washing your hands frequently with soap and water.
  • Avoid close contact with people who are sick and stay home from work or school when you are ill to prevent spreading the infection to others.
  • Maintain a strong immune system through adequate rest, a balanced diet, and regular exercise, which can help your body better fight off potential pathogens.

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Image gallery Mycoplasma pneumoniae Infection

Clinical image of a Mycoplasma pneumoniae rash
Common antibiotics for walking pneumonia treatment
Lab results for diagnosis of Mycoplasma pneumoniae
Infographic on is walking pneumonia contagious
Chest X-ray indicating signs of atypical pneumonia
Administering treatment for Mycoplasma pneumoniae
Young adult with a case of walking pneumonia

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Prompt diagnosis of Mycoplasma pneumoniae is vital for effective treatment. If you suspect walking pneumonia, consult a healthcare provider for proper evaluation and to discuss the right antibiotics.

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