Thickening of the two lungs texture is the description of the lungs on medical imaging X-ray or CT, clinical common in the elderly, obese, long-term smokers, etc., also seen in respiratory diseases, cardiovascular system disease patients, whether it is serious or not, should be analyzed with the specific clinical symptoms. In general, the elderly, obese people, long-term smokers images may appear two lung texture thickening. These conditions do not require special treatment, and regular review is sufficient. If the patient is accompanied by obvious clinical symptoms, further examination and diagnosis are required. Pathology can be seen in respiratory diseases such as chronic bronchitis, pneumonia, and diffuse interstitial fibrosis. It may also appear in heart failure, rheumatic heart disease and other heart disease caused by pulmonary edema, pulmonary stasis patients. It is recommended that patients go to the relevant departments of regular hospitals for further examination in a timely manner to avoid delays.