Pneumonia chest radiograph performance is more, according to the different types of pneumonia and different, part of the disease its chest radiograph performance is not clear, need to be combined with clinical laboratory tests, doctor’s auscultation comprehensive diagnosis, specific as follows: 1, lobar pneumonia: the main symptoms of high fever, cough rust-colored sputum, chest radiographs show high-density shadows, fuzzy edges; 2, bronchopneumonia: most often in children, the main symptoms of fever, cough, shortness of breath. Early chest radiographs show thickening of lung texture and unclear display, after which small patchy shadows may appear.