| Code | Title | 
					
				| – | Top Categories | 
		
					
				| 0 | Medical and Surgical | 
					
				| 0B | Respiratory System | 
					
				| 0BC | Extirpation
					Respiratory System, Extirpation | 
					
				| 0BC1 | Trachea | 
					
				| 0BC2 | Carina | 
					
				| 0BC3 | Main Bronchus, Right | 
					
				| 0BC4 | Upper Lobe Bronchus, Right | 
					
				| 0BC5 | Middle Lobe Bronchus, Right | 
					
				| 0BC6 | Lower Lobe Bronchus, Right | 
					
				| 0BC7 | Main Bronchus, Left | 
					
				| 0BC8 | Upper Lobe Bronchus, Left | 
					
				| 0BC9 | Lingula Bronchus | 
					
				| 0BCB | Lower Lobe Bronchus, Left | 
					
				| 0BCC | Upper Lung Lobe, Right | 
					
				| 0BCD | Middle Lung Lobe, Right | 
					
				| 0BCF | Lower Lung Lobe, Right | 
					
				| 0BCG | Upper Lung Lobe, Left | 
					
				| 0BCH | Lung Lingula | 
					
				| 0BCJ | Lower Lung Lobe, Left | 
					
				| 0BCK | Lung, Right | 
					
				| 0BCL | Lung, Left | 
					
				| 0BCM | Lungs, Bilateral | 
					
				| 0BCN | Pleura, Right | 
					
				| 0BCP | Pleura, Left | 
					
				| 0BCT | Diaphragm |