1	K20	Oesophagitis	0
2	K21.0	Gastro-oesophageal reflux disease with oesophagitis	1
3	K21.9	Gastro-oesophageal reflux disease without oesophagitis	1
4	K22.0	Achalasia of cardia	0
5	K22.1	Ulcer of oesophagus	0
6	K22.2	Oesophageal obstruction	0
7	K22.3	Perforation of oesophagus	0
8	K22.4	Dyskinesia of oesophagus	0
9	K22.5	Diverticulum of oesophagus, acquired	0
10	K22.6	Gastro-oesophageal laceration-haemorrhage syndrome	0
11	K22.7	Barrett`s oesophagus	0
12	K22.8	Other specified diseases of oesophagus	0
13	K22.9	Disease of oesophagus, unspecified	0
14	K23.0	Tuberculous oesophagitis	0
15	K23.1	Megaoesophagus in Chagas` disease	0
16	K23.8	Disorders of oesophagus in other diseases classified elsewhere	0
17	K25.0	Gastric ulcer, acute with haemorrhage	0
18	K25.1	Gastric ulcer, acute with perforation	0
19	K25.2	Gastric ulcer, acute with both haemorrhage and perforation	0
20	K25.3	Gastric ulcer, acute without haemorrhage or perforation	0
21	K25.4	Gastric ulcer, chronic or unspecified with haemorrhage	0
22	K25.5	Gastric ulcer, chronic or unspecified with perforation	0
23	K25.6	Gastric ulcer, chronic or unspecified with both haemorrhage and perforation	0
24	K25.7	Gastric ulcer, chronic without haemorrhage or perforation	0
25	K25.9	Gastric ulcer, unspecified as acute or chronic, without haemorrhage or perforation	0
26	K26.0	Duodenal ulcer, acute with haemorrhage	0
27	K26.1	Duodenal ulcer, acute with perforation	0
28	K26.2	Duodenal ulcer, acute with both haemorrhage and perforation	0
29	K26.3	Duodenal ulcer, acute without haemorrhage or perforation	0
30	K26.4	Duodenal ulcer, chronic or unspecified with haemorrhage	0