Few cords and stripes foci in the left lower lung are the description of lung imaging, which may be the incomplete absorption of pneumonia, or the manifestation of tuberculosis lesions after absorption, etc. 1. Pneumonia foci: CT of the lungs suggests that the left lower lung is a few cords, which may be due to the untreated or incomplete treatment of the left lower lung pneumonia, resulting in incomplete absorption of the inflammation in the lungs, and the remaining cords foci. If there are symptoms such as coughing and sputum, you should standardize the treatment under the guidance of your doctor. 2. After the absorption of tuberculosis foci: After the treatment of tuberculosis, the foci are absorbed and left as scar. Generally seen in old tuberculosis, this kind of condition is stable, usually do not need to continue treatment, regular observation can be. The left lower lung a small cord foci can also be seen in other diseases, it is recommended that patients seek timely medical treatment, so as to avoid delaying the condition.