ICD-10 Chapter K

ICD-10 Chapter K
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Contents

1 K00-K93 - Diseases of the digestive system
2 See also

K00-K93 - Diseases of the digestive system

(K00-K14) Diseases of oral cavity, salivary glands and jaws

(K00.) Disorders of tooth development and eruption
- (K 00.0) Anodontia
- (K 00.1) Supernumerary teeth
- (K00.2) Abnormalities of size and form of teeth
- (K00.4) Disturbances in tooth formation
- (K00.5) Hereditary disturbances in tooth structure, not elsewhere classified
- (K 00.6) Disturbances in tooth eruption
- (K 00.7) Teething syndrome
- (K 00.8) Other disorders of tooth development
- (K 00.9) Disorder of tooth development, unspecified

(K01.) Embedded and impacted teeth
- (K 01.0) Embedded teeth
- (K 01.1) impacted teeth

(K02.) Dental caries
- (K 02.0) Caries limited to enamel
- (K 02.1) Caries of dentine
- (K 02.2) Caries of cementum
- (K 02.3) Arrested dental caries
- (K 02.4) Odontoclasia
- (K 02.8) Other dental caries
- (K 02.9) Dental caries, unspecified

(K03.) Other diseases of hard tissues of teeth
- (K 03.0) Excessive attrition of teeth
- (K 03.1) Abrasion of teeth
- (K 03.2) Erosion of teeth
- (K 03.3) Pathological resorption of teeth
- (K 03.4) Hypercementosis
- (K 03.5) Ankylosis of teeth
- (K 03.6) Deposits (accretions) on teeth
- (K 03.7) Posteruptive colour changes of dental hard tissues
- (K 03.8) Other specified diseases of hard tissues of teeth
- (K 03.9) Disease of hard tissues of teeth, unspecified

(K04.) Diseases of pulp and periapical tissues
- (K 04.0) Pulpitis
- (K 04.1) Necrosis of pulp
- (K 04.2) Pulp degeneration
- (K 04.3) Abnormal hard tissue formation in pulp
- (K 04.4) Acute apical periodontitis of pulpal origin
- (K 04.5) Chronic apical periodontitis
- (K 04.6) Periapical abscess with sinus
- (K 04.7) Periapical abscess without sinus
- (K 04.8) Radicular cyst
- (K 04.9) Other and unspecified diseases of pulp and periapical tissues

(K05.) Gingivitis and periodontal diseases
- (K 05.0) Acute gingivitis
- (K 05.1) Chronic gingivitis
- (K 05.2) Acute periodontitis
- (K 05.3) Chronic periodontitis
- (K 05.4) Periodontosis
- (K 05.5) Other periodontal diseases
- (K 05.6) Periodontal disease, unspecified

(K06.) Other disorders of gingiva and edentulous alveolar ridge
- (K 06.0) Gingival recession
- (K 06.1) Gingival enlargement
- (K 06.2) Gingival and edentulous alveolar ridge lesions associated with trauma
- (K06.8) Other specified disorders of gingiva and edentulous alveolar ridge
- (K 06.9) Disorder of gingiva and edentulous alveolar ridge, unspecified

(K07.) Dentofacial anomalies (including malocclusion)
- (K07.0) Major anomalies of jaw size
  - mandibular hyperplasia
  - maxillary hypoplasia
  - mandibular hyperplasia
  - maxillary hypoplasia
  - Macrognathism (mandibular)(maxillary)
  - Micrognathism (mandibular)(maxillary)
- (K07.1) Anomalies of jaw-cranial base relationship
  - Asymmetry of jaw
  - Prognathism (mandibular)(maxillary)
  - Retrognathism (mandibular)(maxillary)
- (K07.2) Anomalies of dental arch relationship
  - Crossbite (anterior)(posterior)
  - Disto-occlusion
  - Mesio-occlusion
  - Midline deviation of dental arch
  - Openbite (anterior)(posterior)
  - Overbite (excessive)
  - Overjet
  - Posterior lingual occlusion of mandibular teeth
- (K07.3) Anomalies of tooth position
  - Crowding of tooth or teeth
  - Diastema of tooth or teeth
  - Displacement of tooth or teeth
  - Rotation of tooth or teeth
  - Abnormal spacing of tooth or teeth
  - Transposition of tooth or teeth
  - Impacted or embedded teeth with abnormal position of such teeth or adjacent teeth
- (K 07.4) Malocclusion, unspecified
- (K07.5) Dentofacial functional abnormalities
- (K07.6) Temporomandibular joint disorders
- (K 07.8) Other dentofacial anomalies
- (K 07.9) Dentofacial anomaly, unspecified

(K08.) Other disorders of teeth and supporting structures
- (K 08.0) Exfoliation of teeth due to systemic causes
- (K 08.1) Loss of teeth due to accident, extraction or local periodontal disease
- (K 08.2) Atrophy of edentulous alveolar ridge
- (K 08.3) Retained dental root
- (K08.8) Other specified disorders of teeth and supporting structures
  - Enlargement of alveolar ridge NOS
  - Irregular alveolar process
  - Toothache NOS
- (K 08.9) Disorder of teeth and supporting structures, unspecified

(K09.) Cysts of oral region, not elsewhere classified
- (K 09.0) Developmental odontogenic cysts
- (K 09.1) Developmental (nonodontogenic) cysts of oral region
- (K 09.2) Other cysts of jaw
- (K 09.8) Other cysts of oral region, not elsewhere classified
- (K 09.9) Cyst of oral region, unspecified

(K10.) Other diseases of jaws
- (K10.0) Developmental disorders of jaws
  - Torus mandibularis
  - Torus palatinus
- (K 10.1) Giant cell granuloma, central
- (K 10.2) Inflammatory conditions of jaws
- (K 10.3) Alveolitis of jaws
- (K 10.8) Other specified diseases of jaws
- (K 10.9) Disease of jaws, unspecified

(K11.) Diseases of salivary glands
- (K 11.0) Atrophy of salivary gland
- (K 11.1) Hypertrophy of salivary gland
- (K 11.2) Sialadenitis
- (K 11.3) Abscess of salivary gland
- (K 11.4) Fistula of salivary gland
- (K 11.5) Sialolithiasis
- (K11.6) Mucocele of salivary gland
  - Ranula
- (K11.7) Disturbances of salivary secretion
- (K11.8) Other diseases of salivary glands

- (K 11.9) Disease of salivary gland, unspecified

(K12.) Stomatitis and related lesions
- (K 12.0) Recurrent oral aphthae
- (K 12.1) Other forms of stomatitis
- (K 12.2) Cellulitis and abscess of mouth

(K13.) Other diseases of lip and oral mucosa
- (K13.0) Diseases of lips
  - Cheilitis
  - Cheilodynia
  - Cheilosis
  - Perlèche NEC
- (K 13.1) Cheek and lip biting
- (K13.2) Leukoplakia and other disturbances of oral epithelium, including tongue
  - Erythroplakia
- (K 13.3) Hairy leukoplakia
- (K13.4) Granuloma and granuloma-like lesions of oral mucosa
  - Verrucous xanthoma
- (K 13.5) Oral submucous fibrosis
- (K 13.6) Irritative hyperplasia of oral mucosa
- (K 13.7) Other and unspecified lesions of oral mucosa

(K14.) Diseases of tongue
- (K 14.0) Glossitis
- (K 14.1) Geographic tongue
- (K 14.2) Median rhomboid glossitis
- (K14.3) Hypertrophy of tongue papillae
  - Black hairy tongue
- (K 14.4) Atrophy of tongue papillae
- (K14.5) Plicated tongue
  - Fissured tongue
- (K 14.6) Glossodynia
- (K 14.8) Other diseases of tongue
- (K 14.9) Disease of tongue, unspecified

(K20-K31) Diseases of oesophagus, stomach and duodenum

(K 20.) esophagitis
(K 21.) Gastro-oesophageal reflux disease

(K22.) Other diseases of oesophagus
- (K 22.0) Achalasia of cardia
- (K 22.1) Ulcer of oesophagus
- (K 22.2) Oesophageal obstruction
- (K 22.3) Perforation of oesophagus
- (K 22.4) Dyskinesia of oesophagus
- (K 22.5) Diverticulum of oesophagus, acquired
- (K 22.6) Gastro-oesophageal laceration-haemorrhage syndrome
- (K 22.7) Barrett's oesophagus
- (K 22.8) Other specified diseases of oesophagus
- (K 22.9) Disease of oesophagus, unspecified

(K 23.) Disorders of oesophagus in diseases classified elsewhere
(K 25.) Gastric ulcer
(K 26.) Duodenal ulcer
(K 27.) Peptic ulcer, site unspecified
(K 28.) Gastrojejunal ulcer
(K29.) Gastritis and duodenitis
- (K 29.0) Acute haemorrhagic gastritis
- (K 29.1) Other acute gastritis
- (K 29.2) Alcoholic gastritis
- (K 29.3) Chronic superficial gastritis
- (K 29.4) Chronic atrophic gastritis
- (K 29.5) Chronic gastritis, unspecified
- (K 29.6) Other gastritis
- (K 29.7) Gastritis, unspecified
- (K 29.8) Duodenitis
- (K 29.9) Gastroduodenitis, unspecified

(K 30.) Dyspepsia

(K31.) Other diseases of stomach and duodenum
- (K 31.0) Acute dilatation of stomach
- (K 31.1) Adult hypertrophic pyloric stenosis
- (K 31.2) Hourglass stricture and stenosis of stomach
- (K 31.3) Pylorospasm, not elsewhere classified
- (K 31.4) Gastric diverticulum
- (K 31.5) Obstruction of duodenum
- (K 31.6) Fistula of stomach and duodenum
- (K 31.7) Polyp of stomach and duodenum
- (K31.8) Other specified diseases of stomach and duodenum
- (K 31.9) Disease of stomach and duodenum, unspecified

(K35-K38) Diseases of appendix

(K35.) Acute appendicitis
- (K 35.0) Acute appendicitis with generalized peritonitis
- (K 35.1) Acute appendicitis with peritoneal abscess
- (K 35.9) Acute appendicitis, unspecified

(K 36.) Other appendicitis

(K 37.) Unspecified appendicitis

(K38.) Other diseases of appendix
- (K 38.0) Hyperplasia of appendix
- (K38.1) Appendicular concretions
  - Faecalith
  - Stercolith
- (K 38.2) Diverticulum of appendix
- (K 38.3) Fistula of appendix
- (K38.8) Other specified diseases of appendix
  - Intussusception of appendix
- (K 38.9) Disease of appendix, unspecified

(K40-K46) Hernia

(K 40.) Inguinal hernia
(K 41.) Femoral hernia
(K 42.) Umbilical hernia
(K 43.) Ventral hernia
(K 44.) Diaphragmatic hernia
(K45.) Other abdominal hernia
- Lumbar hernia
(K 46.) Unspecified abdominal hernia

(K50-K52) Noninfective enteritis and colitis

(K50.) Crohn's disease (regional enteritis)
- (K 50.0) Crohn's disease of small intestine
- (K 50.1) Crohn's disease of large intestine
- (K 50.8) Other Crohn's disease
- (K 50.9) Crohn's disease, unspecified

(K51.) Ulcerative colitis
- (K 51.0) Ulcerative (chronic) enterocolitis
- (K 51.1) Ulcerative (chronic) ileocolitis
- (K 51.2) Ulcerative (chronic) proctitis
- (K 51.3) Ulcerative (chronic) rectosigmoiditis
- (K 51.4) Pseudopolyposis of colon
- (K 51.5) Mucosal proctocolitis
- (K 51.8) Other ulcerative colitis
- (K51.9) Ulcerative colitis, unspecified
  - Ulcerative enteritis NOS

(K52.) Other noninfective gastroenteritis and colitis
- (K 52.0) Gastroenteritis and colitis due to radiation
- (K 52.1) Toxic gastroenteritis and colitis
- (K 52.2) Allergic and dietetic gastroenteritis and colitis
- (K 52.8) Other specified noninfective gastroenteritis and colitis
- (K 52.9) Noninfective gastroenteritis and colitis, unspecified

(K55-K63) Other diseases of intestines

(K55.) Vascular disorders of intestine
- (K 55.0) Acute vascular disorders of intestine
- (K55.1) Chronic vascular disorders of intestine
  - Mesenteric vascular insufficiency
- (K 55.2) Angiodysplasia of colon
- (K 55.8) Other vascular disorders of intestine
- (K 55.9) Vascular disorder of intestine, unspecified

(K56.) Paralytic ileus and intestinal obstruction without hernia
- (K 56.0) Paralytic ileus
- (K 56.1) Intussusception
- (K 56.2) Volvulus
- (K 56.3) Gallstone ileus
- (K 56.4) Other impaction of intestine
- (K