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K00

Disorders of tooth development and eruption

• embedded and impacted teeth (K01.-)

K00.0

Anodontia

• acquired absence of teeth (K08.1-)

• Hypodontia
• Oligodontia

K00.1

Supernumerary teeth

• supernumerary roots (K00.2)

• Distomolar
• Fourth molar
• Mesiodens
• Paramolar
• Supplementary teeth

K00.2

Abnormalities of size and form of teeth

• abnormalities of teeth due to congenital syphilis (A50.5)
• tuberculum Carabelli, which is regarded as a normal variation and should not be coded

• 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

K00.3

Mottled teeth

• deposits [accretions] on teeth (K03.6)

• Dental fluorosis
• Mottling of enamel
• Nonfluoride enamel opacities

K00.4

Disturbances in tooth formation

• Hutchinson's teeth and mulberry molars in congenital syphilis (A50.5)

• mottled teeth (K00.3)

• Aplasia and hypoplasia of cementum
• Dilaceration of tooth
• Enamel hypoplasia (neonatal) (postnatal) (prenatal)
• Regional odontodysplasia
• Turner's tooth

K00.5

Hereditary disturbances in tooth structure, not elsewhere classified

• Amelogenesis imperfecta
• Dentinogenesis imperfecta
• Odontogenesis imperfecta
• Dentinal dysplasia
• Shell teeth

K00.6

Disturbances in tooth eruption

• embedded and impacted teeth (K01.-)

• Dentia praecox
• Natal tooth
• Neonatal tooth
• Premature eruption of tooth
• Premature shedding of primary [deciduous] tooth
• Prenatal teeth
• Retained [persistent] primary tooth

K00.7

Teething syndrome

K00.8

Other disorders of tooth development

• posteruptive color changes (K03.7)

• Color changes during tooth formation
• Intrinsic staining of teeth NOS

K00.9

Disorder of tooth development, unspecified

• Disorder of odontogenesis NOS