The appearance of bright spots in the lungs is actually detected by imaging, such as CT or MRI scans of typical both lungs, which reveal imaging shadows of lung lesions. There are many common causes, such as congenital vascular malformations of the lungs, inflammatory lesions, calcified spots, fibrotic lesions, and benign or malignant tumors that can also cause the appearance. Common clinical infectious factors include viruses, bacteria, Mycobacterium tuberculosis, mycoplasma, chlamydia, protozoa, and leptospira, all of which can cause inflammation of the lungs to appear as a highlight. In addition, bronchopulmonary carcinoma, alveolar cell carcinoma and tumors such as teratoma and malignancy, in addition to idiopathic diffuse interstitial fibrosis of the lung can also appear to varying degrees of fibrosis, calcification of the lungs with bright spots, these imaging shadows suspicious of these diseases followed by further pathological examination to clarify.