Discomfort in the upper left chest and shortness of breath may be caused by infection, tumor, pneumothorax or other reasons, which need to be analyzed comprehensively with specific clinical manifestations.
1. Infection: for example, pneumonia often has cough, fever and other related symptoms, and chest CT can find inflammatory lesions in the lungs.
2. Tumor: for example, lung cancer, which occurs in the left upper lung, can sometimes lead to discomfort in the left upper chest, accompanied by chest tightness and shortness of breath, and chest CT can find nodules or lumps in the lungs.
3. Pneumothorax: spontaneous pneumothorax on the left side may lead to sudden discomfort over the left chest, chest tightness, shortness of breath, chest pain and other related symptoms, and chest CT can usually make a clear diagnosis.
4. Other causes: heart disease, trauma can also lead to discomfort over the left chest, chest tightness.
There may be other causes of discomfort and tightness in the upper left chest, so you need to go to the hospital in time to investigate the causes and standardize the treatment.