| Code | Title | 
					
				| – | Top Categories | 
		
					
				| 0 | Medical and Surgical | 
					
				| 0W | Anatomical Regions, General | 
					
				| 0W9 | Drainage
					Anatomical Regions, General, Drainage | 
					
				| 0W9C | Mediastinum | 
					
				| 0W9C0 | Open | 
					
				| 0W9C00 | Drainage Device | 
					
				| 0W9C00Z | No Qualifier
					Drainage of Mediastinum with Drainage Device, Open Approach | 
					
				| 0W9C0Z | No Device | 
					
				| 0W9C0ZX | Diagnostic
					Drainage of Mediastinum, Open Approach, Diagnostic | 
					
				| 0W9C0ZZ | No Qualifier
					Drainage of Mediastinum, Open Approach | 
					
				| 0W9C3 | Percutaneous | 
					
				| 0W9C30 | Drainage Device | 
					
				| 0W9C30Z | No Qualifier
					Drainage of Mediastinum with Drainage Device, Percutaneous Approach | 
					
				| 0W9C3Z | No Device | 
					
				| 0W9C3ZX | Diagnostic
					Drainage of Mediastinum, Percutaneous Approach, Diagnostic | 
					
				| 0W9C3ZZ | No Qualifier
					Drainage of Mediastinum, Percutaneous Approach | 
					
				| 0W9C4 | Percutaneous Endoscopic | 
					
				| 0W9C40 | Drainage Device | 
					
				| 0W9C40Z | No Qualifier
					Drainage of Mediastinum with Drainage Device, Percutaneous Endoscopic Approach | 
					
				| 0W9C4Z | No Device | 
					
				| 0W9C4ZX | Diagnostic
					Drainage of Mediastinum, Percutaneous Endoscopic Approach, Diagnostic | 
					
				| 0W9C4ZZ | No Qualifier
					Drainage of Mediastinum, Percutaneous Endoscopic Approach |