title: Hypoxemia after thoracentesis.
mesh_terms: D004322:Drainage / Q000009:adverse effects*; D006801:Humans; D000860:Hypoxia / Q000209:etiology*; D010996:Pleural Effusion / Q000601:surgery; D011677:Punctures / Q000009:adverse effects*; D013903:Thoracic Surgery / Q000009:adverse effects*