Can lung fibrotic focus become cancerous?

Lung fibrous focus is a cancer risk, in the lung fibrous focus on the basis of the formation of cancer is often called lung scar cancer. But the probability of lung fibrous focus cancer is relatively low. For lung fibrous focus this situation, normal is no need for special treatment. Need to regularly review the chest ct to observe whether there are changes in the affected lesions. In addition, you need to pay attention to tuberculosis this disease, is also one of the causes of lung fibrous focus. Tuberculosis has a certain tendency to relapse, often in the low immunity when tuberculosis recurrence, so for lung fibrosis this situation or pay attention to balanced nutrition, appropriate exercise, improve their immunity, prevent tuberculosis recurrence.