Unilateral Pleural Effusion
1. Trauma
2. Acute Pancreatitis
3. Pulmonary Infarction
4. Rupture of Esophagus
5. Dissecting aneurysm of aorta with leakage into pleural space
6. Infections
7. Pleural Metastasis
8. Tumors of lung
9. Pleural metastasis
10 Rheumatoid diseases, SLE
7. Penetrating chest wounds
8.






