Chest piercings are a commonly used diagnostic and therapeutic method in clinical practice. What is the role of chest piercings?

(1) Diagnosis: pleural fluid extraction for biochemical, routine and bacteriological tests to assist diagnosis and diagnosis of the condition. (2) Treatment: For patients with more fluid in the pleural cavity, appropriate amount of pleural fluid extraction can relieve symptoms and improve breathing. It can also be treated by needle delivery of drugs, such as antibiotics and anti-cancer drugs.