The routine blood test result of 25X10^9/L leukocytes is very serious and is a manifestation of infection in the body, most commonly seen in abscesses in the body. Commonly, it is thoracic infection or abdominal infection, especially in patients with pyothorax, the patient should also show fever, chills, and even flaccid fever, the patient will also show symptoms of excessive sweating, decreased appetite, and should be systematically treated with anti-infection. At the same time, the cause of the infection should be further clarified, and the relevant pus should be retained for bacterial culture, smear and other examinations to clarify the etiology and guide the clinical targeted anti-infection treatment. The formation of obvious abscesses, should also be timely selection of surgery for drainage, if necessary, also need to carry out pus cavity flushing. During the treatment period, fat milk, amino acids, human albumin and other intravenous nutritional support therapy can be given according to the needs of the condition. At the same time, the patient is instructed to take appropriate deep breathing exercises, which can also promote the recovery of the condition.