Effect of Probiotics on Mycoplasma Pneumoniae Pneumonia

Inclusion Criteria: 1. diagnosis of MPP based on typical clinical manifestations (e.g., fever, cough, abnormal pulmonary auscultation), radiographic evidence of pneumonia on chest imaging, and laboratory findings in accordance with current pediatric community-acquired pneumonia guidelines; 2. MP infection was confirmed in nasopharyngeal secretions and serum samples using PCR and ELISA; 3. age between 6 months and 12 years; 4. disease duration less than 2 weeks; 5. written informed consent provided by the guardians. Exclusion Criteria: 1. Previous history of wheezing; 2. Cardiovascular disease and congenital tracheal dysplasia; 3. pneumonia induced by other causes; 4. Dysplasia of bronchial and pulmonary tracts; 5. premature infants; 6. Combined with immunosuppressive diseases; 7. Presence of mental illness.