Bladed hyperdense shadow in the lower lobe of the left lung is serious in some patients and not in others.
If inflammation occurs in the lower lobe of the left lung and tuberculosis occurs in the lower lobe of the left lung, it will lead to localized exudation, and when chest X-ray or CT examination is done, it will be found that lobular hyperdense shadow in the lower lobe of the left lung, and inflammation and tuberculosis belong to the benign diseases, so the condition is relatively not serious.
If malignant tumor occurs in the left lung, such as lung cancer, it will lead to respiratory obstruction and obstructive pneumonia, and high density shadow will appear in the lower lobe of the left lung, which is caused by malignant tumor, so the condition is serious.
After the appearance of flaky high-density shadow in the lower lobe of the left lung, anti-infection treatment is needed, and regular review is needed to be able to clarify the cause and determine the severity of the disease.