Benign lung tumor

Benign lung tumors are relatively rare, with many types, originating from all the various different cell types of the lung and bronchi, with hamartoma being the most common. The vast majority have no clinical symptoms or signs and are often discovered during X-ray examination. Benign tumors may present with symptoms such as cough, hoarseness, pulmonary infection, and hemoptysis. Symptoms of benign lung tumors vary according to their classification.