Pneumonia like this, is it serious?

Pneumonia is only accompanied by mild cough, expectoration and low fever, which is not a serious disease. It can be cured after 2-3 weeks of treatment. If high fever, shortness of breath, dyspnea, lethargy, coma, shock and other symptoms occur, it belongs to severe pneumonia, which is easy to cause pneumothorax, empyema and other complications.