Inflammatory nodules are usually inflammatory nodules in the lungs, which are often caused by inflammation and require prompt medical treatment. 1. Inflammatory nodules are usually caused by a variety of pathogens, such as bacteria, Mycobacterium tuberculosis, parasites, fungi, etc. When the lungs are infected by these pathogens, it will lead to inflammation of the lungs, and when the inflamed area is repeatedly irritated for a long time, it will lead to pulmonary nodules. 2. Inflammatory lung nodules may cause symptoms such as cough, sputum, fever, hemoptysis, chest pain, etc. 3. 3. Once detected, the type of infection should be clarified through blood tests, sputum cultures, PPD tests or pathogenetic tests, etc., and targeted treatments should be taken according to the results of the tests.