What disease is there shadow on lung

Clinically, there are many factors that cause patients to show shadows on the lungs, which may be caused by the following diseases: 1. It may be caused by infectious diseases in the lungs, such as pneumonia, tuberculosis, etc., or bronchiectasis and pulmonary aspergillosis. 2. It may be caused by lung parenchymal tumors, such as lung cancer. In addition to shadows on the lungs, patients will also show hoarseness, cough, sputum with blood and other manifestations. 3. If the shadow on the lung occurs in children and young adults, it may also be caused by diseases such as lung cysts, and some patients are caused by congenital abnormalities of the lungs. Because there are many causes of shadow on the lung, the specific cause still needs further examination by the patient, and combined with clinical symptoms and characteristics to make comprehensive judgment, it is recommended that the patient go to the hospital for CT examination.