When doing the imaging examination, the examination results show multiple striated shadows in both lungs, and also need to be diagnosed according to other examination results and the patient’s clinical manifestations, most of which are caused by the recovery of severe pneumonia. The patient will have high fever, cough and sputum in the early stage, if all other tests are normal and the patient does not feel sick, there is no need to use medication. If it is caused by tuberculosis, positive tuberculin test, sputum examination found tuberculosis bacilli, need to take oral anti-tuberculosis drugs to treat. It may also be caused by idiopathic interstitial fibrosis, which requires further examination and active treatment according to the specific situation.