What does two lung cord shadow mean?

The two lung streaks refer to the strip-like shadows in both lungs when the patient has lung CT. This is a professional term in imaging. Normally, it refers to an old lesion, that is, the patient has had pulmonary tuberculosis or pulmonary infection and pneumoconiosis before. After the patient has undergone active and effective treatment, the fibrous scar tissue formed in the healing process of lung tissue. This lesion is generally stable, and the patient has no relevant clinical symptoms. For this situation, it is normal to recommend regular reexamination of lung CT, reexamination of lung CT every three months or half a year, and in peacetime to pay attention to smoking cessation, alcohol abstinence, do not inhale harmful gases and particles, do a good job of lung maintenance.