DISEASES OF ORAL CAVITY, SALIVARY GLANDS, AND JAWS (520-529)

Disorders of tooth development and eruption
Diseases of hard tissues of teeth
Diseases of pulp and periapical tissues
Gingival and periodontal diseases
Dentofacial anomalies, including malocclusion
Other diseases and conditions of the teeth and supporting structures
Diseases of the jaws
Diseases of the salivary glands
Diseases of the oral soft tissues, excluding lesions specific for gingiva and tongue
Diseases and other conditions of the tongue

520 Disorders of tooth development and eruption

520.0 Anodontia

Absence of teeth (complete) (congenital) (partial)
Hypodontia
Oligodontia
Excludes: acquired absence of teeth (525.10-525.19)

520.1 Supernumerary teeth

Distomolar
Fourth molar
Mesiodens
Paramolar
Supplemental teeth
Excludes: supernumerary roots (520.2)

520.2 Abnormalities of size and form

Concrescence of teeth
Fusion of teeth
Gemination of teeth
Dens evaginatus
Dens in dente
Dens invaginatus
Enamel pearls
Macrodontia
Microdontia
Peg-shaped [conical] teeth
Supernumerary roots
Taurodontism
Tuberculum paramolare
Excludes: that due to congenital syphilis (090.5)
tuberculum Carabelli, which is regarded as a normal variation

520.3 Mottled teeth

Dental fluorosis
Mottling of enamel
Nonfluoride enamel opacities

520.4 Disturbances of tooth formation

Aplasia and hypoplasia of cementum
Dilaceration of tooth
Enamel hypoplasia (neonatal) (postnatal) (prenatal)
Horner's teeth
Hypocalcification of teeth
Regional odontodysplasia
Turner's tooth
Excludes: Hutchinson's teeth and mulberry molars in congenital syphilis (090.5)
mottled teeth (520.3)

520.5 Hereditary disturbances in tooth structure, not elsewhere classified

Amelogenesis imperfecta
Dentinogenesis imperfecta
Odontogenesis imperfecta
Dentinal dysplasia
Shell teeth

520.6 Disturbances in tooth eruption

Teeth:
embedded
impacted
natal
neonatal
primary [deciduous]:
persistent
shedding, premature
Tooth eruption:
late
obstructed
premature
Excludes: exfoliation of teeth (attributable to disease of surrounding tissues) (525.0-525.19)
impacted or embedded teeth with abnormal position of such teeth or adjacent teeth (524.3)

520.7 Teething syndrome

520.8 Other specified disorders of tooth development and eruption

Color changes during tooth formation
Pre-eruptive color changes
Excludes: posteruptive color changes (521.7)

520.9 Unspecified disorder of tooth development and eruption

521 Diseases of hard tissues of teeth

521.0 Dental caries

521.00 Dental caries, unspecified
521.01 Dental caries limited to enamel
Initial caries
White spot lesion
521.02 Dental caries extending into dentine
521.03 Dental caries extending into pulp
521.04 Arrested dental caries
521.05 Odontoclasia
Infantile melanodontia
Melanodontoclasia
Excludes: internal and external resorption of teeth (521.4)
521.09 Other dental caries

521.1 Excessive attrition

Approximal wear
Occlusal wear

521.2 Abrasion

Abrasion of teeth:
dentifrice
habitual
occupational
ritual
traditional
Wedge defect NOS of teeth

521.3 Erosion

Erosion of teeth:
NOS
due to:
medicine
persistent vomiting
idiopathic
occupational

521.4 Pathological resorption

Internal granuloma of pulp
Resorption of tooth or root (external) (internal)

521.5 Hypercementosis

Cementation hyperplasia

521.6 Ankylosis of teeth

521.7 Posteruptive color changes

Staining [discoloration] of teeth:
NOS
due to:
drugs
metals
pulpal bleeding
Excludes: accretions [deposits] on teeth (523.6)
pre-eruptive color changes (520.8)

521.8 Other specified diseases of hard tissues of teeth

Irradiated enamel
Sensitive dentin

521.9 Unspecified disease of hard tissues of teeth

522 Diseases of pulp and periapical tissues

522.0 Pulpitis

Pulpal:
abscess
polyp
Pulpitis:
acute
chronic (hyperplastic) (ulcerative)
suppurative

522.1 Necrosis of the pulp

Pulp gangrene

522.2 Pulp degeneration

Denticles
Pulp calcifications
Pulp stones

522.3 Abnormal hard tissue formation in pulp

Secondary or irregular dentin

522.4 Acute apical periodontitis of pulpal origin

522.5 Periapical abscess without sinus

Abscess:
dental
dentoalveolar
Excludes: periapical abscess with sinus (522.7)

522.6 Chronic apical periodontitis

Apical or periapical granuloma
Apical periodontitis NOS

522.7 Periapical abscess with sinus

Fistula:
alveolar process
dental

522.8 Radicular cyst

Cyst:
apical (periodontal)
periapical
radiculodental
residual radicular
Excludes: lateral developmental or lateral periodontal cyst (526.0)

522.9 Other and unspecified diseases of pulp and periapical tissues

523 Gingival and periodontal diseases

523.0 Acute gingivitis

Excludes: acute necrotizing ulcerative gingivitis (101)
herpetic gingivostomatitis (054.2)

523.1 Chronic gingivitis

Gingivitis (chronic):
NOS
desquamative
hyperplastic
simple marginal
ulcerative
Gingivostomatitis
Excludes: herpetic gingivostomatitis (054.2)

523.2 Gingival recession

Gingival recession (generalized) (localized) (postinfective) (postoperative)

523.3 Acute periodontitis

Acute:
pericementitis
pericoronitis
Paradontal abscess
Periodontal abscess
Excludes: acute apical periodontitis (522.4)
periapical abscess (522.5, 522.7)

523.4 Chronic periodontitis

Alveolar pyorrhea
Chronic pericoronitis
Pericementitis (chronic)
Periodontitis:
NOS
complex
simplex
Excludes: chronic apical periodontitis (522.6)

523.5 Periodontosis

523.6 Accretions on teeth

Dental calculus:
subgingival
supragingival
Deposits on teeth:
betel
materia alba
soft
tartar
tobacco

523.8 Other specified periodontal diseases

Giant cell:
epulis
peripheral granuloma
Gingival:
cysts
enlargement NOS
fibromatosis
Gingival polyp
Periodontal lesions due to traumatic occlusion
Peripheral giant cell granuloma
Excludes: leukoplakia of gingiva (528.6)

523.9 Unspecified gingival and periodontal disease

524 Dentofacial anomalies, including malocclusion

524.0 Major anomalies of jaw size

Excludes: hemifacial atrophy or hypertrophy (754.0)
unilateral condylar hyperplasia or hypoplasia of mandible
524.00 Unspecified anomaly
524.01 Maxillary hyperplasia
524.02 Mandibular hyperplasia
524.03 Maxillary hypoplasia
524.04 Mandibular hypoplasia
524.05 Macrogenia
524.06 Microgenia
524.09 Other specified anomaly

524.1 Anomalies of relationship of jaw to cranial base

524.10 Unspecified anomaly
Prognathism
Retrognathism
524.11 Maxillary asymmetry
524.12 Other jaw asymmetry
524.19 Other specified anomaly

524.2 Anomalies of dental arch relationship

Crossbite (anterior) (posterior)
Disto-occlusion
Mesio-occlusion
Midline deviation
Open bite (anterior) (posterior)
Overbite (excessive):
deep
horizontal
vertical
Overjet
Posterior lingual occlusion of mandibular teeth
Soft tissue impingement
Excludes: hemifacial atrophy or hypertrophy (754.0)
unilateral condylar hyperplasia or hypoplasia of mandible (526.89)

524.3 Anomalies of tooth position

Crowding of tooth, teeth
Diastema of tooth, teeth
Displacement of tooth, teeth
Rotation of tooth, teeth
Spacing, abnormal, of tooth, teeth
Transposition of tooth, teeth
Impacted or embedded teeth with abnormal position of such teeth or adjacent teeth

524.4 Malocclusion, unspecified

524.5 Dentofacial functional abnormalities

Abnormal jaw closure
Malocclusion due to:
abnormal swallowing
mouth breathing
tongue, lip, or finger habits

524.6 Temporomandibular joint disorders

Excludes: current temporomandibular joint:
dislocation (830.0-830.1)
strain (848.1)
524.60 Temporomandibular joint disorders, unspecified
Temporomandibular joint-pain-dysfunction syndrome [TMJ] 524.61 Adhesions and ankylosis (bony or fibrous)
524.62 Arthralgia of temporomandibular joint
524.63 Articular disc disorder (reducing or nonreducing)
524.69 Other specified temporomandibular joint disorders

524.7 Dental alveolar anomalies

524.70 Unspecified alveolar anomaly
524.71 Alveolar maxillary hyperplasia
524.72 Alveolar mandibular hyperplasia
524.73 Alveolar maxillary hypoplasia
524.74 Alveolar mandibular hypoplasia
524.79 Other specified alveolar anomaly

524.8 Other specified dentofacial anomalies

524.9 Unspecified dentofacial anomalies

525 Other diseases and conditions of the teeth and supporting structures

525.0 Exfoliation of teeth due to systemic causes

525.1 Loss of teeth due to trauma, extraction, or periodontal disease

525.10 Acquired absence of teeth, unspecified
Edentulism
Tooth extraction status, NOS
525.11 Loss of teeth due to trauma
525.12 Loss of teeth due to periodontal disease
525.13 Loss of teeth due to caries
525.19 Other loss of teeth

525.2 Atrophy of edentulous alveolar ridge

525.3 Retained dental root

525.8 Other specified disorders of the teeth and supporting structures

Enlargement of alveolar ridge NOS
Irregular alveolar process

525.9 Unspecified disorder of the teeth and supporting structures

526 Diseases of the jaws

526.0 Developmental odontogenic cysts

Cyst:
dentigerous
eruption
follicular
lateral developmental
lateral periodontal
primordial
Keratocyst
Excludes: radicular cyst (522.8)

526.1 Fissural cysts of jaw

Cyst:
globulomaxillary
incisor canal
median anterior maxillary
median palatal
nasopalatine
palatine of papilla
Excludes: cysts of oral soft tissues (528.4)

526.2 Other cysts of jaws

Cyst of jaw:
NOS
aneurysmal
hemorrhagic
traumatic

526.3 Central giant cell (reparative) granuloma

Excludes: peripheral giant cell granuloma (523.8)

526.4 Inflammatory conditions

Abscess of jaw (acute) (chronic) (suppurative)
Osteitis of jaw (acute) (chronic) (suppurative)
Osteomyelitis (neonatal) of jaw (acute) (chronic) (suppurative)
Periostitis of jaw (acute) (chronic) (suppurative)
Sequestrum of jaw bone
Excludes: alveolar osteitis (526.5)

526.5 Alveolitis of jaw

Alveolar osteitis
Dry socket

526.8 Other specified diseases of the jaws

526.81 Exostosis of jaw
Torus mandibularis
Torus palatinus
526.89 Other
Cherubism
Fibrous dysplasia of jaw(s)
Latent bone cyst of jaw(s)
Osteoradionecrosis of jaw(s)
Unilateral condylar hyperplasia or hypoplasia of mandible

526.9 Unspecified disease of the jaws

527 Diseases of the salivary glands

527.0 Atrophy

527.1 Hypertrophy

527.2 Sialoadenitis

Parotitis:
NOS
allergic
toxic
Sialoangitis
Sialodochitis
Excludes: epidemic or infectious parotitis (072.0-072.9)
uveoparotid fever (135)

527.3 Abscess

527.4 Fistula

Excludes: congenital fistula of salivary gland (750.24)

527.5 Sialolithiasis

Calculus of salivary gland or duct
Stone of salivary gland or duct
Sialodocholithiasis

527.6 Mucocele

Mucous:
extravasation cyst of salivary gland
retention cyst of salivary gland
Ranula

527.7 Disturbance of salivary secretion

Hyposecretion
Ptyalism
Sialorrhea
Xerostomia

527.8 Other specified diseases of the salivary glands

Benign lymphoepithelial lesion of salivary gland
Sialectasia
Sialosis
Stenosis of salivary duct
Stricture of salivary duct

527.9 Unspecified disease of the salivary glands

528 Diseases of the oral soft tissues, excluding lesions specific for gingiva and tongue

528.0 Stomatitis

Stomatitis:
NOS
ulcerative
Vesicular stomatitis
Excludes: stomatitis:
acute necrotizing ulcerative (101)
aphthous (528.2)
gangrenous (528.1)
herpetic (054.2)
Vincent's (101)

528.1 Cancrum oris

Gangrenous stomatitis
Noma

528.2 Oral aphthae

Aphthous stomatitis
Canker sore
Periadenitis mucosa necrotica recurrens
Recurrent aphthous ulcer
Stomatitis herpetiformis
Excludes: herpetic stomatitis (054.2)

528.3 Cellulitis and abscess

Cellulitis of mouth (floor)
Ludwig's angina
Oral fistula
Excludes: abscess of tongue (529.0)
cellulitis or abscess of lip (528.5)
fistula (of):
dental (522.7)
lip (528.5)
gingivitis (523.0-523.1)

528.4 Cysts

Dermoid cyst of mouth
Epidermoid cyst of mouth
Epstein's pearl of mouth
Lymphoepithelial cyst of mouth
Nasoalveolar cyst of mouth
Nasolabial cyst of mouth
Excludes: cyst:
gingiva (523.8)
tongue (529.8)

528.5 Diseases of lips

Abscess of lip(s)
Cellulitis of lip(s)
Fistula of lip(s)
Hypertrophy of lip(s)
Cheilitis:
NOS
angular
Cheilodynia
Cheilosis
Excludes: actinic cheilitis (692.79)
congenital fistula of lip (750.25)
leukoplakia of lips (528.6)

528.6 Leukoplakia of oral mucosa, including tongue

Leukokeratosis of oral mucosa
Leukoplakia of:
gingiva
lips
tongue
Excludes: carcinoma in situ (230.0, 232.0)
leukokeratosis nicotina palati (528.7)

528.7 Other disturbances of oral epithelium, including tongue

Erythroplakia of mouth or tongue
Focal epithelial hyperplasia of mouth or tongue
Leukoedema of mouth or tongue
Leukokeratosis nicotina palati
Excludes: carcinoma in situ (230.0, 232.0)
leukokeratosis NOS (702)

528.8 Oral submucosal fibrosis, including of tongue

528.9 Other and unspecified diseases of the oral soft tissues

Cheek and lip biting
Denture sore mouth
Denture stomatitis
Melanoplakia
Papillary hyperplasia of palate
Eosinophilic granuloma of oral mucosa
Irritative hyperplasia of oral mucosa
Pyogenic granuloma of oral mucosa
Ulcer (traumatic) of oral mucosa

529 Diseases and other conditions of the tongue

529.0 Glossitis

Abscess of tongue
Ulceration (traumatic) of tongue
Excludes: glossitis:
benign migratory (529.1)
Hunter's (529.4)
median rhomboid (529.2)
Moeller's (529.4)

529.1 Geographic tongue

Benign migratory glossitis
Glossitis areata exfoliativa

529.2 Median rhomboid glossitis

529.3 Hypertrophy of tongue papillae

Black hairy tongue
Coated tongue
Hypertrophy of foliate papillae
Lingua villosa nigra

529.4 Atrophy of tongue papillae

Bald tongue
Glazed tongue
Glossitis:
Hunter's
Moeller's
Glossodynia exfoliativa
Smooth atrophic tongue

529.5 Plicated tongue

Fissured tongue
Furrowed tongue
Scrotal tongue
Excludes: fissure of tongue, congenital (750.13)

529.6 Glossodynia

Glossopyrosis
Painful tongue
Excludes: glossodynia exfoliativa (529.4)

529.8 Other specified conditions of the tongue

Atrophy (of) tongue
Crenated (of) tongue
Enlargement (of) tongue
Hypertrophy (of) tongue
Glossocele
Glossoptosis
Excludes: erythroplasia of tongue (528.7)
leukoplakia of tongue (528.6)
macroglossia (congenital) (750.15)
microglossia (congenital) (750.16)
oral submucosal fibrosis (528.8)