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2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Digestive System 520-579 > Diseases Of Oral Cavity, Salivary Glands, And Jaws 520-529 > Disorders Of Tooth Development And Eruption 520.* >

2008 ICD-9-CM Diagnosis 520.2

Abnormalities of size and form of teeth

 On October 1, 2008 the 2009 ICD-9-CM codes came into effect. Therefore, this code may be out of date.

The 2009 version of ICD-9-CM 520.2 can be accessed here.

  • Anomaly of the tooth, found chiefly in upper lateral incisors. It is characterized by invagination of the enamel at the incisal edge.
  • Two teeth united during development by the union of their tooth germs; the teeth may be joined by the enamel of their crowns, by their root dentin, or by both.
  • 520.2 is a specific code that can be used to specify a diagnosis
  • 520.2 contains 31 index entries
  • View the ICD-9-CM Volume 1 520.* hierarchy

520.2 also known as:

  • 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

520.2 excludes:

  • that due to congenital syphilis (090.5)
  • tuberculum Carabelli, which is regarded as a normal variation


Index entries containing 520.2:

Abnormal, abnormality, abnormalities - see also Anomaly
  • form, teeth 520.2
  • size
    • teeth 520.2
Accessory (congenital)
  • roots (teeth) 520.2
Anomaly, anomalous (congenital) (unspecified type) 759.9
  • form, teeth 520.2
Concrescence (teeth) 520.2
Conical
  • teeth 520.2
Dens
  • evaginatus 520.2
  • in dente 520.2
  • invaginatus 520.2
Dichotomy, teeth 520.2
Elongation, elongated (congenital) - see also Distortion
  • tooth, teeth 520.2
Enameloma 520.2
Fusion, fused (congenital)
  • teeth, tooth 520.2
Gemination, teeth 520.2
Macrodontia 520.2
Microdontia 520.2
Molarization, premolars 520.2
Pearls
  • enamel 520.2
Peg-shaped teeth 520.2
Predeciduous teeth 520.2
Premolarization, cuspids 520.2
Schizodontia 520.2
Shovel-shaped incisors 520.2
Spicule tooth 520.2
Supernumerary (congenital)
  • roots (of teeth) 520.2
Synodontia 520.2
Taurodontism 520.2
T-shaped incisors 520.2
Tuberculum
  • occlusal 520.2
  • paramolare 520.2
Twinning, teeth 520.2