Table 7.

Total cases of general thoracic surgery during 2020

	Cases	%
Benign pulmonary tumor	2232	2.6
Primary lung cancer	45,436	52.3
Other primary malignant pulmonary tumor	336	0.4
Metastatic pulmonary tumor	9654	11.1
Tracheal tumor	98	0.1
Pleural tumor including mesothelioma	584	0.7
Chest wall tumor	652	0.8
Mediastinal tumor	5573	6.4
Thymectomy for MG without thymoma	130	0.1
Inflammatory pulmonary disease	2397	2.8
Empyema	3138	3.6
Bullous disease excluding pneumothorax	317	0.4
Pneumothorax	13,514	15.6
Chest wall deformity	180	0.2
Diaphragmatic hernia including traumatic	41	0.0
Chest trauma excluding diaphragmatic hernia	458	0.5
Lung transplantation	75	0.1
Others	1998	2.3
Total	86,813	100.0