Striated hyperdense shadow in the upper lobe of the right lung refers to the scar left in the lung by incomplete absorption of the lesion in the lung. Generally this kind of striated shadow, is caused by chronic inflammation, usually due to repeated inflammation localized formation of scar, and is not occupying lesions, if the lesion is more confined to the lungs without other abnormalities there is no practical clinical significance. Clinically, most of the streaks in the lungs are old foci, mainly due to lung inflammation, tuberculosis infection, scar tissue left after recovery, belonging to the old foci, this kind of foci generally will not disappear, may exist for a long time, generally have no special effect on the human body, dynamic follow-up can be. Some of the streaks may be due to heart failure, pulmonary edema and other interstitial changes in the lungs, when the cause of the disease is removed and the heart failure is corrected, these streaks will disappear. In this case, you can go to the hospital and follow the doctor’s instructions for lung enhancement CT, tuberculin test and sputum examination in order to confirm the diagnosis.