| Service | Number of cases | OPS number | Info | 
																			
											| Examination of the large intestine by endoscopy - colonoscopy | 291 | 1-650.1 |  | 
																			
											| Examination of the large intestine by endoscopy - colonoscopy | 187 | 1-650.2 |  | 
																			
											| Taking a tissue sample (biopsy) of the lower digestive tract by endoscopy | 166 | 1-444.7 |  | 
																			
											| Surgical removal or destruction of diseased tissue in the large intestine | 153 | 5-452.61 |  | 
																			
											| Taking a tissue sample (biopsy) of the lower digestive tract by endoscopy | 45 | 1-444.6 |  | 
																			
											| Examination of the large intestine by endoscopy - colonoscopy | 38 | 1-650.0 |  | 
																			
											| Surgical removal or destruction of diseased tissue in the large intestine | 36 | 5-452.60 |  | 
																			
											| Surgical removal or destruction of diseased tissue in the large intestine | 21 | 5-452.62 |  | 
																			
											| Examination of the biliary tract and pancreatic ducts by X-ray examination with contrast medium during endoscopy of the duodenum | 9 | 1-642 |  | 
																			
											| Examination of the biliary tract by X-ray examination with contrast medium during endoscopy of the duodenum | 7 | 1-640 |  | 
																			
											| Operation on the biliary tract during gastroscopy | 7 | 5-513.b |  | 
																			
											| Exchange or removal of a feeding tube inserted into the stomach through the skin | 7 | 8-123.1 |  | 
																			
											| Operation on the biliary tract during gastroscopy | 6 | 5-513.20 |  | 
																			
											| Exchange or removal of a feeding tube inserted into the stomach through the skin | 6 | 8-123.0 |  | 
																			
											| Taking a tissue sample (biopsy) of the liver, biliary tract or the pancreas through the skin, guided by imaging procedures such as ultrasound | not specified | 1-442.0 |  | 
																			
											| Surgical removal or destruction of diseased tissue in the large intestine | not specified | 5-452.63 |  | 
																			
											| Surgical removal or destruction of diseased tissue in the large intestine | not specified | 5-452.71 |  | 
																			
											| Surgical removal or destruction of diseased tissue in the large intestine | not specified | 5-452.73 |  | 
																			
											| Surgical removal or destruction of diseased tissue in the large intestine | not specified | 5-452.80 |  | 
																			
											| Surgical removal or destruction of diseased tissue in the large intestine | not specified | 5-452.82 |  | 
																			
											| Operation on the biliary tract during gastroscopy | not specified | 5-513.1 |  | 
																			
											| Operation on the biliary tract during gastroscopy | not specified | 5-513.21 |  | 
																			
											| Removal of stones, foreign bodies or collections of blood from the bladder by endoscopy | not specified | 5-570.0 |  | 
																			
											| Exchange or removal of a feeding tube inserted into the small intestine through the skin | not specified | 8-124.0 |  |