Download Dental Anomalies

Dental Anomalies
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Syndromic hypodontia usually associated with more absent teeth than nonsyndromic.
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False positive diagnosis occurs more in lower second premolars.
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Ectodermal dysplasia associated with more severe hypodontia in primary
and permanent teeth.
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Dental lamina hyperactivity theory usually associated with supplemental
sypernumeraries.
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Conical supernumerary occurs more with mesiodens location.
Tuberculate shape cause permanent teeth.
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Displacement and rotation effects usually caused by mesiodens
supernumerary
Root resorption occur more with impacted supernumerary.
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No need for orthodontic traction with early extraction of supernumerary
teeth.
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Microdontia occurs with Hypopuitarism.
Macrodontia occurs with Gigantism.
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Environmentally enamel defects occur due to Trauma or Infection in
localized type.
Ex: Turner tooth
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Generalized type as bands of damage on all teeth.
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AI has cluster effect ( many family members being affected.
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In Hypoplastic type :
Teeth usually undersized with loss of contact between the teeth.
Enamel usually has less thickness and may have rough or smooth surface.
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In Hypomineralized type:
Teeth usually of normal sizes but with very soft enamel so the teeth will
wear rapidly.
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Hypomaturation type is the least severe type and occurs at the last stage of
development.
Good Luck