K20-K31
Diseases of oesophagus, stomach and duodenum
K20
Primary diagnosis candidate
Oesophagitis
K21
Gastro- oesophageal reflux disease
K21.0
Primary diagnosis candidate
Gastro- oesophageal reflux disease with oesophagitis
K21.9
Primary diagnosis candidate
Gastro- oesophageal reflux disease without oesophagitis
K22
Other diseases of oesophagus
K22.0
Primary diagnosis candidate
Achalasia of cardia
K22.1
Primary diagnosis candidate
Ulcer of oesophagus Erosion of oesophagus
K22.2
Primary diagnosis candidate
Oesophageal obstruction
K22.3
Primary diagnosis candidate
Perforation of oesophagus
K22.4
Primary diagnosis candidate
Dyskinesia of oesophagus
K22.5
Primary diagnosis candidate
Diverticulum of oesophagus, acquired
K22.6
Primary diagnosis candidate
Gastro- oesophageal laceration- haemorrhage syndrome
K22.7
Primary diagnosis candidate
Barrett oesophagus Barrett:
K22.8
Primary diagnosis candidate
Other specified diseases of oesophagus
K22.9
Primary diagnosis candidate
Disease of oesophagus, unspecified
K23*
Disorders of oesophagus in diseases classified elsewhere
K23.0*
Tuberculous oesophagitis (A18.8)
K23.1*
Megaoesophagus in Chagas disease (B57.3)
K23.8*
Disorders of oesophagus in other diseases classified elsewhere
K25
Gastric ulcer
K25.0
Primary diagnosis candidate
Gastric ulcer, acute with haemorrhage
K25.1
Primary diagnosis candidate
Gastric ulcer, acute with perforation
K25.2
Primary diagnosis candidate
Gastric ulcer, acute with both haemorrhage and perforation
K25.3
Primary diagnosis candidate
Gastric ulcer, acute without haemorrhage or perforation
K25.4
Primary diagnosis candidate
Gastric ulcer, chronic or unspecified with haemorrhage
K25.5
Primary diagnosis candidate
Gastric ulcer, chronic or unspecified with perforation
K25.6
Primary diagnosis candidate
Gastric ulcer, chronic or unspecified with both haemorrhage and perforation
K25.7
Primary diagnosis candidate
Gastric ulcer, chronic without haemorrhage or perforation
K25.9
Primary diagnosis candidate
Gastric ulcer, unspecified as acute or chronic, without haemorrhage or perforation
K26
Duodenal ulcer
K26.0
Primary diagnosis candidate
Duodenal ulcer, acute with haemorrhage
K26.1
Primary diagnosis candidate
Duodenal ulcer, acute with perforation
K26.2
Primary diagnosis candidate
Duodenal ulcer, acute with both haemorrhage and perforation
K26.3
Primary diagnosis candidate
Duodenal ulcer, acute without haemorrhage or perforation
K26.4
Primary diagnosis candidate
Duodenal ulcer, chronic or unspecified with haemorrhage
K26.5
Primary diagnosis candidate
Duodenal ulcer, chronic or unspecified with perforation
K26.6
Primary diagnosis candidate
Duodenal ulcer, chronic or unspecified with both haemorrhage and perforation
K26.7
Primary diagnosis candidate
Duodenal ulcer, chronic without haemorrhage or perforation
K26.9
Primary diagnosis candidate
Duodenal ulcer, unspecified as acute or chronic, without haemorrhage or perforation
K27
Peptic ulcer, site unspecified
K27.0
Primary diagnosis candidate
Peptic ulcer, site unspecified, acute with haemorrhage
K27.1
Primary diagnosis candidate
Peptic ulcer, site unspecified, acute with perforation
K27.3
Primary diagnosis candidate
Peptic ulcer, site unspecified, acute without haemorrhage or perforation
K27.4
Primary diagnosis candidate
Peptic ulcer, site unspecified, chronic or unspecified with haemorrhage
K27.5
Primary diagnosis candidate
Peptic ulcer, site unspecified, chronic or unspecified with perforation
K27.6
Primary diagnosis candidate
Peptic ulcer, site unspecified, chronic or unspecified with both haemorrhage and perforation
K27.7
Primary diagnosis candidate
Peptic ulcer, site unspecified, chronic without haemorrhage or perforation
K27.9
Primary diagnosis candidate
Peptic ulcer, unspecified as acute or chronic, without haemorrhage or perforation
K28
Gastrojejunal ulcer
K28.0
Primary diagnosis candidate
Gastrojejunal ulcer, acute with haemorrhage
