Multiple patches and streaks in both lungs are often seen in old lesions, pneumonia or tuberculosis, etc. It needs to be treated according to the specific cause of the disease, and the common clinical methods are temporary observation, or drug treatment. 1. Obsolete lesions: Multiple patches and streaks in both lungs are usually indicated in the imaging report, which may be old lesions, such as pneumonia or tuberculosis left after healing, if there is no obvious physical discomfort, it can be temporarily observed, and does not need special treatment. 2. Pneumonia: If you have a cough, sputum and other symptoms, it may be caused by pneumonia, you can take antibiotic drugs under the guidance of the doctor, such as azithromycin, cephalosporin, etc., for this kind of drug allergy can not be taken. 3. Tuberculosis: due to tuberculosis infection, resulting in patches or streaks in the lungs, need to comply with the doctor’s instructions for the whole process, the full amount of regular oral anti-tuberculosis drugs, such as isoniazid, rifampicin, etc., the use of medication in the course of the regular review to the hospital, in order to adjust the use of medication. Multiple patches and streaks in both lungs can also be seen in other causes, such as lung tumors, pneumoconiosis, etc. It is recommended to go to a professional hospital to clarify the cause of the disease and under the guidance of the doctor for further treatment.