| Code | Title | 
					
				| – | Top Categories | 
		
					
				| 0 | Medical and Surgical | 
					
				| 0B | Respiratory System | 
					
				| 0BQ | Repair
					Respiratory System, Repair | 
					
				| 0BQ1 | Trachea | 
					
				| 0BQ2 | Carina | 
					
				| 0BQ3 | Main Bronchus, Right | 
					
				| 0BQ4 | Upper Lobe Bronchus, Right | 
					
				| 0BQ5 | Middle Lobe Bronchus, Right | 
					
				| 0BQ6 | Lower Lobe Bronchus, Right | 
					
				| 0BQ7 | Main Bronchus, Left | 
					
				| 0BQ8 | Upper Lobe Bronchus, Left | 
					
				| 0BQ9 | Lingula Bronchus | 
					
				| 0BQB | Lower Lobe Bronchus, Left | 
					
				| 0BQC | Upper Lung Lobe, Right | 
					
				| 0BQD | Middle Lung Lobe, Right | 
					
				| 0BQF | Lower Lung Lobe, Right | 
					
				| 0BQG | Upper Lung Lobe, Left | 
					
				| 0BQH | Lung Lingula | 
					
				| 0BQJ | Lower Lung Lobe, Left | 
					
				| 0BQK | Lung, Right | 
					
				| 0BQL | Lung, Left | 
					
				| 0BQM | Lungs, Bilateral | 
					
				| 0BQN | Pleura, Right | 
					
				| 0BQP | Pleura, Left | 
					
				| 0BQT | Diaphragm |