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How long can a person have pneumonia and not know it?

If you have walking pneumonia caused by Mycoplasma pneumoniae, you can be considered contagious from two to up to four weeks before symptoms appear (called the incubation period). During this time, you will not realize you are contagious and spreading pneumonia.

How do you know if you’re developing pneumonia?

Common Pneumonia Symptoms High fever, up to 105 F. Coughing up greenish, yellow, or bloody mucus. Chills that make you shake. Feeling like you can’t catch your breath, especially when you move around a lot.

Can a person have pneumonia for months?

“In addition, it’s important to get plenty of rest, drink plenty of fluids and take fever-reducing medicine if you have a fever,” he adds. Most people start to feel better within three to five days, but a cough from pneumonia can last weeks or months after treatment.

What are the symptoms of chronic pneumonia?

What Are the Symptoms of Pneumonia?

  • Cough, which may produce greenish, yellow or even bloody mucus.
  • Fever, sweating and shaking chills.
  • Shortness of breath.
  • Rapid, shallow breathing.
  • Sharp or stabbing chest pain that gets worse when you breathe deeply or cough.
  • Loss of appetite, low energy, and fatigue.

How long can lung infection last?

Most cases can be treated at home, with medications, to prevent complications from a hospital setting. A healthy person may recover within one to three weeks. Someone with a weakened immune system may take longer before they feel normal again.

Does lung infection show up on xray?

A chest X-ray can reveal many things inside your body, including: The condition of your lungs. Chest X-rays can detect cancer, infection or air collecting in the space around a lung, which can cause the lung to collapse.

What does it mean if you have a shadow on your lung?

Lung cancer may appear as a shadow, with or without a well-defined nodule or mass. Benign tumors may similarly appear as a shadow or a spot. Tuberculosis is a bacterial infection of the lungs that often has no discernible features on X-rays in early disease but can cause the appearance of a shadow.