DISEASES OF ESOPHAGUS, STOMACH, AND DUODENUM (530-537)

Diseases of esophagus
Gastric ulcer
Duodenal ulcer
Peptic ulcer, site unspecified
Gastrojejunal ulcer
Gastritis and duodenitis
Disorders of function of stomach
Other disorders of stomach and duodenum

530 Diseases of esophagus

Excludes: esophageal varices (456.0-456.2)

530.0 Achalasia and cardiospasm

Achalasia (of cardia)
Aperistalsis of esophagus
Megaesophagus
Excludes: congenital cardiospasm (750.7)

530.1 Esophagitis

Abscess of esophagus
Esophagitis:
NOS
chemical
peptic
postoperative
regurgitant
Use additional E code to identify cause, if induced by chemical
Excludes: tuberculous esophagitis (017.8)
530.10 Esophagitis, unspecified
530.11 Reflux esophagitis
530.12 Acute esophagitis
530.19 Other esophagitis

530.2 Ulcer of esophagus

Ulcer of esophagus
fungal
peptic
Ulcer of esophagus due to ingestion of:
aspirin
chemicals
medicines
Use additional E code to identify cause, if induced by chemical or drug

530.3 Stricture and stenosis of esophagus

Compression of esophagus
Obstruction of esophagus
Excludes: congenital stricture of esophagus (750.3)

530.4 Perforation of esophagus

Rupture of esophagus
Excludes: traumatic perforation of esophagus (862.22, 862.32, 874.4-874.5)

530.5 Dyskinesia of esophagus

Corkscrew esophagus
Curling esophagus
Esophagospasm
Spasm of esophagus
Excludes: cardiospasm (530.0)

530.6 Diverticulum of esophagus, acquired

Diverticulum, acquired:
epiphrenic
pharyngoesophageal
pulsion
subdiaphragmatic
traction
Zenker's (hypopharyngeal)
Esophageal pouch, acquired
Esophagocele, acquired
Excludes: congenital diverticulum of esophagus (750.4)

530.7 Gastroesophageal laceration-hemorrhage syndrome

Mallory-Weiss syndrome

530.8 Other specified disorders of esophagus

530.81 Esophageal reflux
Gastroesophageal reflux
Excludes: reflux esophagitis (530.11)
530.82 Esophageal hemorrhage
Excludes: hemorrhage due to esophageal varices (456.0-456.2)
530.83 Esophageal leukoplakia
530.84 Tracheoesophageal fistula
Excludes: congenital tracheoesophageal fistula (750.3)
530.89 Other
Excludes: Paterson-Kelly syndrome (280.8)

530.9 Unspecified disorder of esophagus

531 Gastric ulcer

Includes: ulcer (peptic):
prepyloric
pylorus
stomach
Use additional E code to identify drug, if drug-induced
Excludes: peptic ulcer NOS (533.0-533.9)
The following fifth-digit subclassification is for use with category 531:
0 without mention of obstruction
1 with obstruction

531.0 Acute with hemorrhage

531.1 Acute with perforation

531.2 Acute with hemorrhage and perforation

531.3 Acute without mention of hemorrhage or perforation

531.4 Chronic or unspecified with hemorrhage

531.5 Chronic or unspecified with perforation

531.6 Chronic or unspecified with hemorrhage and perforation

531.7 Chronic without mention of hemorrhage or perforation

531.9 Unspecified as acute or chronic, without mention of hemorrhage or perforation

532 Duodenal ulcer

Includes: erosion (acute) of duodenum
ulcer (peptic):
duodenum
postpyloric
Use additional E code to identify drug, if drug-induced
Excludes: peptic ulcer NOS (533.0-533.9)
The following fifth-digit subclassification is for use with category 532:
0 without mention of obstruction
1 with obstruction

532.0 Acute with hemorrhage

532.1 Acute with perforation

532.2 Acute with hemorrhage and perforation

532.3 Acute without mention of hemorrhage or perforation

532.4 Chronic or unspecified with hemorrhage

532.5 Chronic or unspecified with perforation

532.6 Chronic or unspecified with hemorrhage and perforation

532.7 Chronic without mention of hemorrhage or perforation

532.9 Unspecified as acute or chronic, without mention of hemorrhage or perforation

533.0 Acute with hemorrhage

533.1 Acute with perforation

533.2 Acute with hemorrhage and perforation

533.3 Acute without mention of hemorrhage and perforation

533.4 Chronic or unspecified with hemorrhage

533.5 Chronic or unspecified with perforation

533.6 Chronic or unspecified with hemorrhage and perforation

533.7 Chronic without mention of hemorrhage or perforation

533.9 Unspecified as acute or chronic, without mention of hemorrhage or perforation

534 Gastrojejunal ulcer

Includes: ulcer (peptic) or erosion:
anastomotic
gastrocolic
gastrointestinal
gastrojejunal
jejunal
marginal
stomal
Excludes: primary ulcer of small intestine (569.82)
The following fifth-digit subclassification is for use with category 534:
0 without mention of obstruction
1 with obstruction

534.0 Acute with hemorrhage

534.1 Acute with perforation

534.2 Acute with hemorrhage and perforation

534.3 Acute without mention of hemorrhage or perforation

534.4 Chronic or unspecified with hemorrhage

534.5 Chronic or unspecified with perforation

534.6 Chronic or unspecified with hemorrhage and perforation

534.7 Chronic without mention of hemorrhage or perforation

534.9 Unspecified as acute or chronic, without mention of hemorrhage or perforation

535 Gastritis and duodenitis

The following fifth-digit subclassification is for use with category 535:
0 without mention of hemorrhage
1 with hemorrhage

535.0 Acute gastritis

535.1 Atrophic gastritis

Gastritis:
atrophic-hyperplastic
chronic (atrophic)

535.2 Gastric mucosal hypertrophy

Hypertrophic gastritis

535.3 Alcoholic gastritis

535.4 Other specified gastritis

Gastritis:
allergic
bile induced
irritant
superficial
toxic

535.5 Unspecified gastritis and gastroduodenitis

535.6 Duodenitis

536 Disorders of function of stomach

Excludes: functional disorders of stomach specified as psychogenic (306.4)

536.0 Achlorhydria

536.1 Acute dilatation of stomach

Acute distention of stomach

536.2 Persistent vomiting

Habit vomiting
Persistent vomiting [not of pregnancy] Uncontrollable vomiting
Excludes: excessive vomiting in pregnancy (643.0-643.9)
vomiting NOS (787.0)

536.3 Gastroparesis

536.4 Gastrostomy complications

536.40 Gastrostomy complication, unspecified
536.41 Infection of gastrostomy
Use additional code to identify type of infection, such as:
abscess or cellulitis of abdomen (682.2)
septicemia (038.0-038.9)
Use additional code to identify organism (041.00-041.9)
536.42 Mechanical complication of gastrostomy
536.49 Other gastrostomy complications

536.8 Dyspepsia and other specified disorders of function of stomach

Achylia gastrica
Hourglass contraction of stomach
Hyperacidity
Hyperchlorhydria
Hypochlorhydria
Indigestion
Excludes: achlorhydria (536.0)
heartburn (787.1)

536.9 Unspecified functional disorder of stomach

Functional gastrointestinal:
disorder
disturbance
irritation

537 Other disorders of stomach and duodenum

537.0 Acquired hypertrophic pyloric stenosis

Constriction of pylorus, acquired or adult
Obstruction of pylorus, acquired or adult
Stricture of pylorus, acquired or adult
Excludes: congenital or infantile pyloric stenosis (750.5)

537.1 Gastric diverticulum

Excludes: congenital diverticulum of stomach (750.7)

537.2 Chronic duodenal ileus

537.3 Other obstruction of duodenum

Cicatrix of duodenum
Stenosis of duodenum
Stricture of duodenum
Volvulus of duodenum
Excludes: congenital obstruction of duodenum (751.1)

537.4 Fistula of stomach or duodenum

Gastrocolic fistula
Gastrojejunocolic fistula

537.5 Gastroptosis

537.6 Hourglass stricture or stenosis of stomach

Cascade stomach
Excludes: congenital hourglass stomach (750.7)
hourglass contraction of stomach (536.8)

537.8 Other specified disorders of stomach and duodenum

537.81 Pylorospasm
Excludes: congenital pylorospasm (750.5)
537.82 Angiodysplasia of stomach and duodenum without mention of hemorrhage
537.83 Angiodysplasia of stomach and duodenum with hemorrhage
537.84 Dieulafoy lesion (hemorrhagic) of stomach and duodenum
537.89 Other
Gastric or duodenal:
prolapse
rupture
Intestinal metaplasia of gastric mucosa
Passive congestion of stomach
Excludes: diverticula of duodenum (562.00-562.01)
gastrointestinal hemorrhage (578.0-578.9)