| Code | Title | 
					
				| – | Top Categories | 
		
					
				| 0 | Medical and Surgical | 
					
				| 0G | Endocrine System | 
					
				| 0GT | Resection
					Endocrine System, Resection | 
					
				| 0GT0 | Pituitary Gland | 
					
				| 0GT1 | Pineal Body | 
					
				| 0GT2 | Adrenal Gland, Left | 
					
				| 0GT3 | Adrenal Gland, Right | 
					
				| 0GT4 | Adrenal Glands, Bilateral | 
					
				| 0GT6 | Carotid Body, Left | 
					
				| 0GT7 | Carotid Body, Right | 
					
				| 0GT8 | Carotid Bodies, Bilateral | 
					
				| 0GT9 | Para-aortic Body | 
					
				| 0GTB | Coccygeal Glomus | 
					
				| 0GTC | Glomus Jugulare | 
					
				| 0GTD | Aortic Body | 
					
				| 0GTF | Paraganglion Extremity | 
					
				| 0GTG | Thyroid Gland Lobe, Left | 
					
				| 0GTH | Thyroid Gland Lobe, Right | 
					
				| 0GTJ | Thyroid Gland Isthmus | 
					
				| 0GTK | Thyroid Gland | 
					
				| 0GTL | Superior Parathyroid Gland, Right | 
					
				| 0GTM | Superior Parathyroid Gland, Left | 
					
				| 0GTN | Inferior Parathyroid Gland, Right | 
					
				| 0GTP | Inferior Parathyroid Gland, Left | 
					
				| 0GTQ | Parathyroid Glands, Multiple | 
					
				| 0GTR | Parathyroid Gland |