J18.1: Lobar pneumonia, unspecified

Your lungs are inflamed.

The lungs are on the left and right side of the ribcage. They are also connected to the nose and mouth via the bronchial tubes and windpipe.

A lung inflammation can cause various symptoms. These include shortness of breath, coughing and a high temperature.

The lungs are composed of several pulmonary lobes. Some of your pulmonary lobes are inflamed.


This information is not intended for self-diagnosis and does not replace professional medical advice from a doctor. If you find an ICD code on a personal medical document, please also note the diagnostic confidence indicator.
Your doctor will assist you with any health-related questions and explain the ICD code to you in a direct consultation if necessary.


Provided by the non-profit organization “Was hab’ ich?” gemeinnützige GmbH on behalf of the Federal Ministry of Health (BMG).

Further articles


Pneumonia typically brings on a sudden high fever, coughing and breathlessness. People without any pre-existing conditions normally recover after a few weeks.