CT examination lung shadow is what reason is

CT examination lung shadow, there may be inflammatory exudation, tuberculosis, hamartoma, pulmonary nodules, lung tumor, etc., then can further check chest enhanced CT, if necessary, can improve PET-CT definite diagnosis. If there is no condition to do enhanced CT or PET-CT, the patient has cough, expectoration, fever symptoms, blood white blood cells, C-reactive protein elevated, can be treated with antibiotics empirical treatment for about a week, and then review chest CT to see whether the lung shadow has shrunk. If the shadow is absorbed, the scope is reduced, and cough, expectoration, fever and other manifestations are improved, most of them are considered to be caused by inflammatory exudation. If there is still no change in chest CT after treatment, further treatment and examination should be considered.