Pneumonia can cause chest pain, pneumonia causes chest pain mainly for the following reasons: 1, pneumonia local lesion infiltration, patients can appear chest pain, especially when deep breathing or coughing chest pain is more obvious. 2, pneumonia patients often have a cough, coughing sputum, coughing, coughing sputum more intense when also cause chest pain. 3, combined with pleurisy will cause chest pain, deep breathing or coughing chest pain more obvious. The chest pain is more pronounced when you breathe deeply or cough. In addition to chest pain, patients with pneumonia may also have symptoms such as chills, fever, cough, sputum, and fatigue. Other diseases can also cause chest pain, such as tuberculosis, pneumothorax, lung tumors, etc. A clear diagnosis of pneumonia should be followed by timely anti-inflammatory, cough and phlegm treatment.