Empyema is defined as the presence of inflammatory pus in the pleural cavity. Diagnosis is more complicated than in cases of common parenchymal pneumonia. At the same time, treatment requires a combination of internal and external medicine to achieve effective infection control and improve patient prognosis.

Thoracentesis is intended to remove fluid, blood, pus, and air in the pleural cavity that causes acute respiratory failure. This is a difficult procedure, requiring the performer to have professional skills and the facility to have modern technical facilities. In addition, to ensure that the steps of performing emergency thoracentesis limit complications, the patient must follow the doctor's instructions.