Chapter XI
Diseases of the digestive system
(K00-K93)

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

K00 Disorders of tooth development and eruption
Excludes: embedded and impacted teeth ( K01.-)
K00.0 Anodontia
#K00.00 Partial anodontia [hypodontia] [oligodontia]
#K00.01 Total anodontia
#K00.09 Anodontia, unspecified
K00.1

Supernumerary teeth
#
#		 Supplementary teeth
Excludes:    impacted supernumerary teeth  (K01.18)
#K00.10 Incisor and canine regions
Mesiodens
#K00.11 Premolar region
#K00.12 Molar region
Distomolar
Fourth molar
Paramolar
#K00.19 Supermumerary teeth, unspecified
K00.2 Abnormalities of size and form of teeth
Tuberculum paramolare
Excludes: tuberculum Carabelli, which is regarded as a normal variation and should not be coded
#K00.20 Macrodia
#K00.21 Microdontia
#K00.22 Concrescence
#K00.23 Fusion and gemination
Schizodontia
Synodontia
#K00.24 Dens evaginatus [occlusal tuberculum]
#K00.25 Dens invaginatus [dens in dente] [dilated odonoma] and incisor anomalies
Palatal groove
Peg-shaped [conical] incisors
Shovel-shaped incisors
T-shaped incisors
#K00.26 Premolarization
#K00.27 Abnormal tubercula and enamel pearls [enameloma]
Excludes:  dens evaginatus [occlusal tuberculum] (K00.24)
#K00.28 Tarudontism
#K00.29 Other and unspecified abnormalities of size and form of teeth
K00.3 Mottled teeth
Excludes: deposits [accretions] on teeth ( K03.6)
Tumer's tooth (K00.46)
#K00.30 Endemic (fluoride) mottling of enamel [dental fluorosis]
#K00.31 Non-endemic mottling of enamel [non-fluoride enamel opacities]
#K00.39 Mottled teeth, unspecified
K00.4 Disturbances in tooth formation
# Excludes: hereditary disturbances in tooth structure (K00.5-)
Hutchinson's teeth and mulberry molars in congenital syphilis ( A50.5)
mottled teeth ( K00.3)
#K00.40 Enamel hypoplasia
#K00.41 Prenatal enamel hypoplasia
#K00.42 Neonatal enamel hypoplasia
#K00.43 Aplasia and hypoplasia of cementum
#K00.44 Dilaceration
#K00.45 Odontodysplasia [regional odontodysplasia]
#K00.46 Turner is teeth
#K00.48 Other specified disturbances in tooth formation
#K00.49 Disturbances in tooth formation, unspecified
K00.5 Hereditary disturbances in tooth structure, not elsewhere classified
#K00.50 Amelogenesis
#K00.51 Dentinogenesis imperfecta
Dental changes in osteogenesis imperfecta (Q78.0)
Excludes:  dentinal dysplasia (K00.58)
                   shell teeth (K00.58)
#K00.52 Odontogenesis imperfecta
#K00.58 Other hereditary disturbances in tooth structure
Dentinal dysplasia
Shell teeth
#K00.59 Hereditary disturbances in tooth structure, unspecified
K00.6 Disturbances in tooth eruption
#K00.60 Natal teeth
#K00.61 Neonatal teeth
#K00.62 Premature eruption [dentia praecox]
#K00.63 Retained [persistent] primary [deciduous] teeth
#K00.64 Late eruption
#K00.65 Premature shedding of primary [deciduous] teeth
Excludes:  exfoliation of teeth (attributable to disease of surrounding tissues) (K08.0-)
#K00.68 Other specified disturbances in tooth eruption
#K00.69 Disturbances in tooth eruption, unspecified
K00.7 Teething syndrome
K00.8 Other disorders of tooth development
# Excludes:   discolourations of local origin  (K03.6-,K03.7)
#K00.80 Colour changes during tooth formation due to blood type incompatibility
#K00.81 Colour changes during tooth formation due to malformation of biliary system
#K00.82 Colour changes during tooth formation due to porphyria
#K00.83 Colour changes during tooth formation due to tetracyclines
#K00.88 Other specified disorders of tooth development
K00.9 Disorder of tooth development, unspecified
Disorder of odontogenesis NOS

K01 Embedded and impacted teeth
Excludes: embedded and impacted teeth with abnormal position of such teeth or adjacent teeth ( K07.3)
K01.0 Embedded teeth
An embedded tooth is a tooth that has failed to erupt without obstruction by another tooth.
K01.1 Impacted teeth
An impacted tooth is a tooth that has failed to erupt because of obstruction by another tooth.
#K01.10 Maxillary incisor
#K01.11 Mandibular incisor
#K01.12 Maxillary canine
#K01.13 Mandibular canine
#K01.14 Maxillary premolar
#K01.15 Mandibular premolar
#K01.16 Maxillary molar
#K01.17 Mandibular molar
#K01.18 Supemumerary tooth
#K01.19 Impacted tooth, unspecified

K02 Dental caries
K02.0 Caries limited to enamel
White spot lesions [initial caries]
# K02.1 Caries extending into dentine
K02.2 Caries of cementum
K02.3 Arrested dental caries
K02.4 Odontoclasia


#		 Infantile melanodontia
Melanodontoclasia
Excludes :     internal and external resorption of teeth (K03.3)
K02.8 Other dental caries
K02.9 Dental caries, unspecified

K03 Other diseases of hard tissues of teeth
Excludes: bruxism ( F45.8)
dental caries ( K02.-)
teeth-grinding NOS ( F45.8)
K03.0 Excessive attrition of teeth
#K03.00 Occlusal
#K03.01 Approximal
#K03.08 Other specified attrition of teeth
#K03.09 Attrition of teeth, unspecified
K03.1 Abrasion of teeth
#K03.10 Dentrifice
Wedge defect NOS
#K03.11 Habitual abrasion of teeth
#K03.12 Occupational abrasion of teeth
#K03.13 Traditional abrasion of teeth
Ritual
#K03.18 Other specified abrasion of teeth
#K03.19 Abrasion of teeth, unspecified
K03.2 Erosion of teeth
#K03.20 Occupational erosion of teeth
#K03.21 Erosion of teeth due to persistent regurgitating of vomiting
#K03.22 Erosion of teeth due to diet
#K03.23 Erosion of teeth due to drugs and medicaments
#K03.24 Idiopathic erosion of teeth
#K03.28 Other specified erosion of teeth
#K03.29 Erosion of teeth, unspecified
K03.3 Pathological resorption of teeth
#K03.30 External resorption of teeth
#K03.31 Internal [internal granuloma] [pink spot] resorption of teeth
#K03.39 Pathological resorption of teeth, unspecified
K03.4 Hypercementosis
Cementation hyperplasia
K03.5 Ankylosis of teeth
K03.6 Deposits [accretions] on teeth
# Excludes:    intrinsic staining of teeth NOS (K00.8-)
#K03.60 Pigmented film
Black
Green
Orange
#K03.61 Deposits on teeth due to tobacco habit
#K03.62 Deposits on teeth due to betel-chewing habit
#K03.63 Other gross soft deposits
Materia alba
#K03.64 Supragingival calculus
#K03.65 Subgingival calculus
#K03.66 Dental plaque
#K03.68 Other specified deposits on teeth
#K03.69 Deposit [accretions] on teeth, unspecified
K03.7 Posteruptive colour changes of dental hard tissues
Excludes: deposits [accretions] on teeth ( K03.6)
#K03.70 Posteruptive colour changes of dental hard tissues due to
metals and metallic compounds
#K03.71 Posteruptive colour changes of dental hard tissues due to
pulpal bleeding
#K03.72 Posteruptive colour changes of dental hard tissues due to chewing habit
Betel
Tobacco
#K03.78 Other specified posteruptive colour changes of dental hard tissues
#K03.79 Posteruptive colour changes of hard tissues, unspecified
K03.8 Other specified diseases of hard tissues of teeth
#K03.80 Sensitive dentine
#K03.81 Changes of enamel due to irradiation
Use additional external cause code (Chapter XX), if desired, to identify radiation, if radiation-induced.
#K03.88 Other specified diseases of hard tissues of teeth
K03.9 Disease of hard tissues of teeth, unspecified

K04 Diseases of pulp and periapical tissues
K04.0 Pulpitis
#K04.00 Initial pulpitis [hyperraemia]
#K04.01 Acute pulpitis
#K04.02 Suppurative pulpitis [pulpal abscess]
#K04.03 Chronic pulpitis NOS
#K04.04 Chronic pulpitis, ulcerative
#K04.05 Chronic pulpitis, hyperplastic [pulpal polyp]
#K04.08 Other specified pulpitis
#K04.09 Pulpitis, unspecified
K04.1 Necrosis of pulp
Pulpal gangrene
K04.2 Pulp degeneration
Denticles
Pulpal:
· calcifications
· stones
K04.3 Abnormal hard tissue formation in pulp
Secondary or irregular dentine
Excludes:     pulpal
                      · calcifications (K04.2)
                      · stones (K04.2)
K04.4 Acute apical periodontitis of pulpal origin
Acute apical periodontitis NOS
K04.5 Chronic apical periodontitis
Apical or periapical granuloma
Apical periodontitis NOS
K04.6 Periapical abscess with sinus
Dental
Dentoalveolar
}
}
abscess with sinus
# Includes:     periodontal abscess of pulpal origin
#K04.60 Periapical abscess with sinus to maxillary antrum
#K04.61 Periapical abscess with sinus to nasal cavity
#K04.62 Periapical abscess with sinus to oral cavity
#K04.63 Periapical abscess with sinus to skin
#K04.69 Periapical abscess with sinus, unspecified
K04.7 Periapical abscess without sinus
Dental abscess
Dentoalveolar abscess
Periapical abscess of pulpal origin
Periapical abscess with no reference to sinus
 }
}
}
without sinus or NOS
K04.8 Radicular cyst
Excludes: lateral periodontal cyst ( K09.0)
#K04.80 Apical and lateral radicular cyst
#K04.81 Residual radicular cyst
#K04.82 Inflammatory paradental radicular cyst
Excludes:    developmental lateral periodontal cyst (K09.04)
#K04.89 Radicular cyst, unspecified
K04.9 Other and unspecified diseases of pulp and periapical tissues

K05 Gingivitis and periodontal diseases
# Includes:    diseases of edentulous alveolar ridge
K05.0 Acute gingivitis
# Excludes: acute pericoronitis (K05.22)
acute necrotizing ulcerative gingivitis ( A69.1)
herpesviral [herpes simplex] gingivostomatitis ( B00.2)
#K05.00 Acute streptococcal gingivostomatitis
#K05.08 Other specified acute gingivitis
#K05.09 Acute gingivitis, unspecified
K05.1 Chronic gingivitis
#K05.10 Simple marginal
#K05.11 Hyperplastic
#K05.12 Ulcerative
Excludes:     necrotizing ulcerative gingivitis
#K05.13 Desquamative
#K05.18 Other unspecified chronic gingivitis
#K05.19 Chronic gingivitis, unspecified
K05.2 Acute periodontitis
Excludes: acute apical periodontitis ( K04.4)
periapical abscess ( K04.7)
· with sinus ( K04.6)
#K05.20 Periodontal abscess [parodontal abscess] of gingival origin without sinus
#K05.21 Periodontal abscess of gingival origin with no reference to sinus
#K05.22 Acute pericoronitis
#K05.28 Other specified acute periodontitis
#K05.29 Acute periodontitis, unspecified
K05.3 Chronic periodontitis
#K05.30 Simplex
#K05.31 Complex
#K05.32 Chronic pericoronnitis
#K05.33 Thickened follicle
#K05.38 Other specified chronic periodontitis
#K05.39 Chronic periodontitis, unspecified
K05.4 Periodontosis
Juvenile periodontosis
K05.5 Other periodontal diseases
K05.6 Periodontal disease, unspecified

K06 Other disorders of gingiva and edentulous alveolar ridge
Excludes: atrophy of edentulous alveolar ridge ( K08.2)
gingivitis:
· NOS ( K05.1)
· acute ( K05.0)
· chronic ( K05.1)
K06.0 Gingival recession
# Includes:     postinfetive
                    postoperative
#K06.00 Localized gingival recession
#K06.01 Generalized gingival recession
#K06.09 Gingival recession, unspecified
K06.1 Gingival enlargement

#

 Includes:   tuberosity
#K06.10 Gingival fibromatosis
#K06.18 Other specified gingival enlargement
#K06.19 Gingival enlargement, unspecified
K06.2 Gingival and edentulous alveolar ridge lesions associated with trauma
Use additional external cause code (Chapter XX), if desired, to identify cause.
#K06.20 Due to traumatic occlusion
#K06.21 Due to toothbrushing
#K06.22 Frictional [functional] keratosis
#K06.28 Other specified gingival and edentulous ridge lesions associated with trauma
#K06.29 Gingival and edentulous ridge lesions associated with trauma, unspecified
K06.8 Other specified disorders of gingiva and edentulous alveolar ridge
#K06.80 Gingival cyst of adult
Excludes:    gingival cyst of newborn (K09.82)
#K06.81 Peripheral giant cell granuloma [giant cell epulis]
#K06.82 Fibrous epulis
#K06.83 Pyogenic granuloma
Excludes:      pyogenic granuloma of site other than gingival or edentulous alveolar ridge
#K06.84 Flabby ridge
#K06.88 Other specified disorders of gingival and edentulous alveolar ridge
K06.9 Disorder of gingiva and edentulous alveolar ridge, unspecified

K07 Dentofacial anomalies [including malocclusion]
Excludes: hemifacial atrophy or hypertrophy ( Q67.4)
unilateral condylar hyperplasia or hypoplasia ( K10.8)
K07.0 Major anomalies of jaw size
Hyperplasia, hypoplasia:
· mandibular
· maxillary
Macrognathism (mandibular)(maxillary)
Micrognathism (mandibular)(maxillary)

#

#		 Excludes: acromegaly ( E22.0)
hemifacial atrophy or hypertrophy (Q67.4)
Robin's syndrome ( Q87.0)
unilateral condylar
· hyperplasia (K10.81)
· hypoplasia (K10.82)
#K07.00 Maxillary macrognathism [maxillary hyperplasia]
#K07.01 Mandibular macrognathism [mandibular hyperplasia]
#K07.02 Macrognathism, both jaws
#K07.03 Maxillary micrognathism [maxillary hypoplasia]
#K07.04 Mandibular micrognathism [mandibular hypoplasia]
#K07.05 Micrognathism, both jaws
#K07.08 Other specified major anomalies of jaw size
#K07.09 Anomaly of jaw size, unspecified
K07.1 Anomalies of jaw-cranial base relationship
#K07.10 Asymmetry of jaw
#

 Excludes: hemifacial atrophy or hypertrophy (Q67.4)
Robin's syndrome ( Q87.0)
unilateral condylar
· hyperplasia (K10.81)
· hypoplasia (K10.82)
#K07.11 Mandibular prognathism
#K07.12 Maxillary prognathism
#K07.13 Mandibular prognathism
#K07.14 Maxillary retrognathism
#K07.18 Other specified anomalies of jaw-cranial base relationship
#K07.19 Anomalies of jaw-cranial base relationship, unspecified
K07.2 Anomalies of dental arch relationship
#K07.20 Disto-occlusion
#K07.21 Mesio-occlusion
#K07.22 Excessive overjet [horizontal overbite]
#K07.23 Excessive overjet [vertical overbite]
#K07.24 Openbites
#K07.25 Crossbite (anterior) (posterior)
#K07.26 Midline deviation
#K07.27 Posterior lingual occlusion of mandibular arch
#K07.28 Other specified anomalies of dental arch relationship
#K07.29 Anomaly of dental arch relationship, unspecified
K07.3 Anomalies of tooth position
Excludes: embedded and impacted teeth without abnormal position ( K01.-)
#K07.30 Crowding
Imbrication
#K07.31 Displacement
#K07.32 Rotation
#K07.33 Spacing
Diastema
#K07.34 Transposition
#K07.35 Embedded or impacted teeth with abnormal position
Excludes:     embedded or impacted teeth in normal position ( K01.0, K01.1-)
#K07.38 Other specified anomalies of tooth position
#K07.39 Anomaly of tooth position, unspecified
K07.4 Malocclusion, unspecified
K07.5 Dentofacial functional abnormalities
Excludes: bruxism [teeth grinding]( F45.8)

#K07.50 Abnormal law closure
#K07.51 Malocclusion due to abnormal swallowing
#K07.54 Malocclusion due to mouth breathing
#K07.55 Malocclusion due to tongue, lip or finger habits
#K07.58 Other specified dentofacial functional abnormalities
#K07.59 Dentofacial abnormality, unspecified
K07.6 Temporomandibular joint disorders
#K07.60 Temporomandibular joint-pain-dysfunction [Costen_s] syndrome
Excludes: current temporomandibular joint:
· dislocation ( S03.0)
· strain ( S03.4)
diseases listed in Chapter XIII
#K07.61 Clicking [snapping] jaws
#K07.62 Recurrent dislocation and subluxation of temporomandibular joint
Excludes:    current injury (S03.0)
#K07.63 Pain in temporomandibular joint, not elsewhere classified
Excludes:     temporomandibular joint-pain-dysfunction [Costen_s] syndrome (K07.60)
#K07.64 Stiffness of temporomandibular joint, not elsewhere classified
#K07.65 Osteophyte of temporomandibular joint
#K07.68 Other specified temporomandibular joint disorders
#K07.69 Temporomandibular joint disorder, unspecified
K07.8 Other dentofacial anomalies
K07.9 Dentofacial anomaly, unspecified

K08 Other disorders of teeth and supporting structures
K08.0 Exfoliation of teeth due to systemic causes
Includes:    exfoliation of teeth attributable to disease of surrounding tissue, including systemic causes
                    e.g. acrodynia (T56.1), hypophosphataemia (E83.3)
Excludes:   anodontia (K00.0-)
                    premature shedding of primary [decidous] teeth (K00.65)
K08.1 Loss of teeth due to accident, extraction or local periodontal disease
Excludes:    current accident (S03.2)
K08.2 Atrophy of edentulous alveolar ridge
K08.3 Retained dental root
K08.8 Other specified disorders of teeth and supporting structures
#K08.80 Toothache NOS
#K08.81 Irregular alveolar process
#K08.82 Enlargement of alveolar ridge NOS
#K08.88 Other specified disorders of teeth and supporting structures
K08.9 Disorder of teeth and supporting structures, unspecified

K09 Cysts of oral region, not elsewhere classified
Includes: lesions showing histological features both of aneurysmal cyst and of another fibro-osseous lesion
Excludes: radicular cyst ( K04.8)
K09.0 Developmental odontogenic cysts
#K09.00 Eruption
#K09.01 Gingval
#K09.02 Keratocyst [primordial]
#K09.03 Follicular [dentigerous]
#K09.04 Lateral periodontal
#K09.08 Other specified developmental odontogenic cysts
#K09.09 Developmental odontogenic cyst, unspecified
K09.1 Developmental (nonodontogenic) cysts of oral region
# Includes:     fissural cysts
#K09.10 Globulomaxillary
#K09.11 Median palatal
#K09.12 Nasopalatine [incisive canal]
#K09.13 Palatine papilla
#K09.18 Other specified developmental (nonodontogenic) cysts of oral origin
#K09.19 Developmental (nonodontogenic) cyst of oral origin, unspecified
K09.2 Other cysts of jaw
Excludes: latent bone cyst of jaw ( K10.02)
Stafne's cyst ( K10.02)
#K09.20 Aneurysmal bone cyst
#K09.21 Solitary bone [traumatic] [haemorrhagic] cyst
#K09.22 Epithelial jaw cyst not identifiable as odontogenic or nonodontogenic
#K09.28 Other specified cysts of jaw
#K09.29 Cyst of jaw, unspecified
K09.8 Other cysts of oral region, not elsewhere classified
#K09.80 Dermoid cyst
#K09.81 Epidermoid cyst
#K09.82 Gingival cyst of newborn
Excludes:     gingival cyst of adult (K06.80)
#K09.83 Palatal cyst of newborn
Eparwub is pearl
#K09.84 Nasoalveolar [nasolabial] cyst
#K09.85 Lymphoepidermoid cyst
#K09.88 Other specified cysts of oral region
K09.9 Cyst of oral region, unspecified

K10 Other diseases of jaws
K10.0 Developmental disorders of jaws
#K10.00 Torus mandibularis
#K10.01 Torus palatinus
#K10.02 Latent bone cyst
Developmental bone defect in mandible
Stafne is cyst
Static bone cyst
#K10.08 Other specified developmental disorders of jaws
#K10.09 Developmental disorder of jaws, unspecified
K10.1 Giant cell granuloma, central
Giant cell granuloma NOS
Excludes: peripheral giant cell granuloma ( K06.81)
K10.2 Inflammatory conditions of jaws
Use additional external cause code (Chapter XX), if desired, to identify radiation, if radiation-induced.
#K10.20 Osteitis of jaw
Excludes:     alveolar osteitis (K10.3)
                   dry socket (K10.3)
#K10.21 Osteomyelitis of jaw
Excludes:     neonatal osteomyelitis of maxilla [neonatal maxillitis] (K10.24)
#K10.22 Periostitis of jaw
#K10.23 Chronic periostitis of jaw
Hyaline microangiopathy
Pulse granuloma
#K10.24 Neonatal osteomyelitis of maxilla [neonatal maxillitis]
#K10.25 Sequestrum
#K10.26 Osteoradionecrosis
#K10.28 Other specified inflammatory conditions of jaws
#K10.29 Inflammatory condition of jaws, unspecified
K10.3 Alveolitis of jaws
Alveolar osteitis
Dry socket
K10.8 Other specified diseases of jaws
# Excludes:      fibrous dysplasia, polyostotic (Q78.1)
#K10.80 Cherubism
#K10.81 Unilateral condylar hyperplasia of mandible
#K10.82 Unilateral condylar hypoplasia of mandible
#K10.83 Fibrous dysplasia of jaw
#K10.88 Other specified diseases of jaws
Exostosis of jaw
K10.9 Disease of jaws, unspecified

K11 Diseases of salivary glands
# Excludes:      salivary gland tumours (C07.-, C08.-, D10.-, D11.-)
K11.0 Atrophy of salivary gland
K11.1 Hypertrophy of salivary gland
K11.2 Sialoadenitis
Excludes: epidemic parotitis ( B26.-)
uveoparotid fever [Heerfordt] ( D86.8)
K11.3 Abscess of salivary gland
K11.4 Fistula of salivary gland
Excludes: congenital fistula of salivary gland ( Q38.4)
K11.5
#		 Sialolithiasis
Calculus [stone] in salivary duct
K11.6 Mucocele of salivary gland
Ranula
#K11.60 Mucous retention cyst
#K11.61 Mucous extravasation cyst
#K11.69 Mucocele of salivary gland, unspecified
K11.7 Disturbances of salivary secretion

#		 Excludes: dry mouth NOS ( R68.2)
sicca syndrome [Sjögren] (M35.0)
#K11.70 Hyposecretion
#K11.71 Xerostomia
#K11.72 Hypersecretion [ptyalism]
Sialosis
#K11.78 Other specified disturbances of salivary secretion
#K11.79 Disturbance of salivary secretion, unspecified
K11.8 Other diseases of salivary glands
Excludes: sicca syndrome [Sjögren] ( M35.0)
#K11.80 Benign lymphoepithelial lesion of salivary gland
#K11.81 Mikulicz disease
#K11.82 Stenosis [stricture] of salivary duct
#K11.83 Sialectasia
#K11.85 Necrotizing sialometaplasia
#K11.88 Other specified diseases of salivary glands
K11.9 Disease of salivary gland, unspecified
Sialoadenopathy NOS

K12 Stomatitis and related lesions


#

#


#
#
 Excludes: cancrum oris ( A69.0)
cheilitis ( K13.0)
focal epithelial hyperplasia (B07.12)
gangrenous stomatitis ( A69.0)
herpangina (B08.5)
herpesviral [herpes simplex] gingivostomatitis ( B00.2)
noma ( A69.0)
pyostomatitis vegetans (L08.0)
stomatitis:
· acute necrotizing (A69.0)
· allergic ( L23.-)
· candidal (B37.0)
· cotton roll (K12.14)
· coxsackievirus NOS (B34.1)
· epizootic (B08.8)
· fusospirochaetal (A69.0)
· medicamentosa (T36-T50)
· mycotic (B37.0)
· nicotinic (K13.24)
· vesicular with exanthem (B08.4)
· streptococcal gingivostomatitis (K05.00)
K12.0 Recurrent oral aphthae
#K12.00 Recurrent (minor) aphthae

Aphthous stomatitis
Canker sore
Mikuicz aphthae
Minor aphthae
Recurrent aphthous ulcer
#K12.01

Periadenitis mucosa necrotica recurrens
Cigatrizing aphthous stomatitis
Major aphthae
Sutton is aphthae
#K12.02 Stomatitis herpetiformis [herpetiform eruption]
Excludes:     dermatitis herpetiformis (L13.0)
                      herpesviral gingivostomatitis (B00.2)
#K12.03 Bednar's aphthae
#K12.04 Traumatic ulcer
Excludes:      traumatic ulcer of tongue (K14.01)
                      ulcer of tongue NOS (K14.09)
#K12.08 Other specified recurrent oral aphthae
#K12.09 Recurrent aphthae, unspecified
K12.1 Other forms of stomatitis
#K12.10 Stomatitis artifacta
#K12.11 Geographic stomatitis
Excludes:       geographic tongue
#K12.12 Denture stomatitis
Excludes:      denture stomatitis due to candidal infection (B37.03)
                       traumatic ulcer due to denture (K12.04)
#K12.13 Papillary hyperplasia of palate
#K12.14 Contact stomatitis
Cotton roll stomatitis
#K12.18 Other specified forms of stomatitis
#K12.19 Stomatitis, unspecified
K12.2 Cellulitis and abscess of mouth
Cellulitis of mouth (floor)
Submandibular abscess
Excludes: abscess (of):
· periapical ( K04.6-K04.7)
· periodontal ( K05.2)
· peritonsillar ( J36)
· salivary gland ( K11.3)
· tongue ( K14.0)

K13 Other diseases of lip and oral mucosa
Includes: epithelial disturbances of tongue
Excludes: certain disorders of gingiva and edentulous alveolar ridge ( K05-K06)
cysts of oral region ( K09.-)
diseases of tongue ( K14.-)
stomatitis and related lesions ( K12.-)
K13.0 Diseases of lips
Excludes: actine cheilitis (L56.8)
ariboflavinosis ( E53.0)
#K13.00 Angular cheilitis
Angular cheilosis
Perlèche NEC
Excludes:      perlèche due to:
                    · candidiasis (B37.8)
                    · riboflavin deficiency (E53.0)
#K13.01 Cheilitis glandularis apostematosa
#K13.02 Cheilitis, exfoliative
#K13.03 Cheilitis NOS
#K13.04 Cheidodynia
#K13.08 Other specified diseases of lip
#K13.09 Disease of lip, unspecified
K13.1 Cheek and lip biting
K13.2 Leukoplakia and other disturbances of oral epithelium, including tongue
# Excludes: candidal leukoplakia (B37.02)
focal epithelial hyperplasia (B07.12)
frictional keratosis (K06.22)
functional keratosis (K06.22)
hairy leukoplakia ( K13.3)
#K13.20 Leukoplakia, idiopathic
#K13.21 Leukoplakia, tobacco-associated
Excludes:       leukokeratosis nicotina palati (K13.24)
                       smoker's palate (K13.24)
#K13.22 Erythroplakia
#K13.23 Leukoedema
#K13.24 Smoker's palate [leukokeratosis nicotina palati] [nicotina palati]
#K13.28 Other specified leukoplakia and disturbances of oral epithelium, including tongue
#K13.29 Leukoplakia and disturbance of oral epithelium, unspecified
Leukoplakia NOS
K13.3 Hairy leukoplakia
K13.4 Granuloma and granuloma-like lesions of oral mucosa
#K13.40 Pyogenic granuloma
Excludes:         gingival (K06.83)
#K13.41 Eosinophilic granuloma of oral mucosa
Excludes:     Exeosinophilic granuloma of bone (D76.00)
                   histiocytosis X (D76.-)
#K13.42 Verrucous xanthoma [histiocytosis Y]
#K13.48 Other specified granuloma and granuloma-like lesions of oral mucosa
#K13.49 Granuloma and granuloma-like lesion of oral mucosa, unspecified
K13.5 Oral submucous fibrosis
Submucous fibrosis of tongue
K13.6 Irritative hyperplasia of oral mucosa
Excludes: irritative hyperplasia of edentulous ridge [denture hyperplasia] ( K06.23)
K13.7 Other and unspecified lesions of oral mucosa
Focal oral mucinosis
#K13.70 Excessive melanin pigmentation
Melanoplakia
#K13.71 Oral fistula
Excludes:     oroantral fistula  (T81.8)
#K13.72 Deliberate tattoo
Excludes:     amalgam tattoo (T81.50)
#K13.73 Focal oral mucinosis
#K13.78 Other specified lesions of oral mucosa
#K13.79 Lesion of oral mucosa, unspecified

K14 Diseases of tongue
# Excludes: erythroplakia of tongue (K13.22)
focal epithelial hyperplasia (B07.12)
hairy leukoplakia (K13.3)
leukoedema of tongue (K13.2)
leukoplakia of tongue (K13.2)
macroglossia (congenital) (Q38.2)
submucous fibrosis of tongue (K13.5)
hairy leukoplakia ( K13.3)
macroglossia (congenital) ( Q38.2)
submucous fibrosis of tongue ( K13.5)
K14.0 Glossitis
# Excludes: atrophic glossitis ( K14.42)
#K14.00 Abscess of tongue
#K14.01 Traumatic ulceration of tongue
#K14.08 Other specified glossitis
#K14.09 Glossitis, unspecified
Ulcer of tongue NOS
K14.1 Geographic tongue
Benign migratory glossitis
Glossitis areata exfoliativa
K14.2 Median rhomboid glossitis
K14.3 Hypertrophy of tongue papillae
#K14.30 Coated tongue
#K14.31 Hairy tongue
Black hairy tongue
Ligua villosa nigra
Excludes:      hairy leukoplakia
                      hairy tongue due to antibiotics
#K14.32 Hypertrophy of foliate papillae
#K14.38 Other specified hypertrophy of tongue papillae
#K14.39 Hypertrophy of tongue papillae, unspecified
K14.4 Atrophy of tongue papillae
#K14.40 Atrophy of tongue papillae due to tongue cleaning habit
#K14.41 Atrophy of tongue papillae due to systemic disorder
#K14.42 Atrophic glossitis NOS
#K14.48 Other specified atrophy of tongue papillae
#K14.49 Atrophy of tongue papillae, unspecified
K14.5 Plicated tongue
Fissured
Furrowed
Scrotal
}
}
}
tongue
# Excludes: fissured tongue, congenital ( Q38.33)
K14.6 Glossodynia
# Excludes:      abnormalities of taste (R43.-)
#K14.60 Glossopyrosis [burning tongue]
#K14.61 Glossodynia [painful tongue]
#K14.68 Other specified glossodynia
#K14.69 Glossodynia, unspecified
K14.8 Other diseases of tongue
#K14.80 Crenated tongue [lingua indentata]
#K14.81 Hypertrophy of tongue
Hemihypertrophy of tongue
Excludes:    macroglossia (congenital) (Q38.2)
#K14.88 Other specified diseases of tongue
Disease of lingual tonsil
K14.9 Disease of tongue, unspecified
Glossopathy NOS