Type 2 Excludes
  • K20 Esophagitis
  • K21 Gastro-esophageal reflux disease
  • K22 Other diseases of esophagus
  • K23 Disorders of esophagus in diseases classified elsewhere
  • K25 Gastric ulcer
  • K26 Duodenal ulcer
  • K27 Peptic ulcer, site unspecified
  • K28 Gastrojejunal ulcer
  • K29 Gastritis and duodenitis
  • K30 Functional dyspepsia
  • K31 Other diseases of stomach and duodenum