| ICD-10-CM-2023 > K00-K95 > K20-K31 > K31 |
K20-K31 | Diseases of esophagus, stomach and duodenum | |
Excl2.: | hiatus hernia (K44.-) | |
K31 | Other diseases of stomach and duodenum | |
Incl.: | functional disorders of stomach | |
Excl2.: | diabetic gastroparesis (E08.43, E09.43, E10.43, E11.43, E13.43) diverticulum of duodenum (K57.00-K57.13) | |
K31.0 | Acute dilatation of stomach | |
Info: | Acute distention of stomach | |
K31.1 | Adult hypertrophic pyloric stenosis | |
Info: | Pyloric stenosis NOS | |
Excl1.: | congenital or infantile pyloric stenosis (Q40.0) | |
K31.2 | Hourglass stricture and stenosis of stomach | |
Excl1.: | congenital hourglass stomach (Q40.2) hourglass contraction of stomach (K31.89) | |
K31.3 | Pylorospasm, not elsewhere classified | |
Excl1.: | congenital or infantile pylorospasm (Q40.0) neurotic pylorospasm (F45.8) psychogenic pylorospasm (F45.8) | |
K31.4 | Gastric diverticulum | |
Excl1.: | congenital diverticulum of stomach (Q40.2) | |
K31.5 | Obstruction of duodenum | |
Info: | Constriction of duodenum Duodenal ileus (chronic) Stenosis of duodenum Stricture of duodenum Volvulus of duodenum | |
Excl1.: | congenital stenosis of duodenum (Q41.0) | |
K31.6 | Fistula of stomach and duodenum | |
Info: | Gastrocolic fistula Gastrojejunocolic fistula | |
K31.7 | Polyp of stomach and duodenum | |
Excl1.: | adenomatous polyp of stomach (D13.1) | |
K31.8 | Other specified diseases of stomach and duodenum | |
K31.81 | Angiodysplasia of stomach and duodenum | |
K31.811 | Angiodysplasia of stomach and duodenum with bleeding | |
K31.819 | Angiodysplasia of stomach and duodenum without bleeding | |
Info: | Angiodysplasia of stomach and duodenum NOS | |
K31.82 | Dieulafoy lesion (hemorrhagic) of stomach and duodenum | |
Excl2.: | Dieulafoy lesion of intestine (K63.81) | |
K31.83 | Achlorhydria | |
K31.84 | Gastroparesis | |
Info: | Gastroparalysis | |
Code first | underlying disease, if known, such as: anorexia nervosa (F50.0-) diabetes mellitus (E08.43, E09.43, E10.43, E11.43, E13.43) scleroderma (M34.-) | |
K31.89 | Other diseases of stomach and duodenum | |
K31.9 | Disease of stomach and duodenum, unspecified | |
K31.A | Gastric intestinal metaplasia | |
K31.A0 | Gastric intestinal metaplasia, unspecified | |
Info: | Gastric intestinal metaplasia indefinite for dysplasia Gastric intestinal metaplasia NOS | |
K31.A1 | Gastric intestinal metaplasia without dysplasia | |
K31.A11 | Gastric intestinal metaplasia without dysplasia, involving the antrum | |
K31.A12 | Gastric intestinal metaplasia without dysplasia, involving the body (corpus) | |
K31.A13 | Gastric intestinal metaplasia without dysplasia, involving the fundus | |
K31.A14 | Gastric intestinal metaplasia without dysplasia, involving the cardia | |
K31.A15 | Gastric intestinal metaplasia without dysplasia, involving multiple sites | |
K31.A19 | Gastric intestinal metaplasia without dysplasia, unspecified site | |
K31.A2 | Gastric intestinal metaplasia with dysplasia | |
K31.A21 | Gastric intestinal metaplasia with low grade dysplasia | |
K31.A22 | Gastric intestinal metaplasia with high grade dysplasia | |
K31.A29 | Gastric intestinal metaplasia with dysplasia, unspecified | |
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