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Multiple macrodontic multituberculism.

Martinez R Benjamin1, Fariña S Rodrigo, Robert J Gorlin

  • 1Oral Pathology, School of Dentistry, Universidad Mayor, Santiago, Chile.

American Journal of Medical Genetics. Part A
|July 2, 2003
PubMed
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Multiple macrodontia and multituberculism (E-WJ) is a rare dental anomaly. This case study highlights typical dental alterations and proposes a new name, "multiple macrodontic multituberculism," for this condition.

Area of Science:

  • Dentistry
  • Oral pathology
  • Genetics

Background:

  • Ekman-Westborg and Julin (1974) described a condition of multiple macrodontia and multituberculism affecting teeth without other anomalies.
  • This condition, previously termed E-WJ, is characterized by unique dental crown alterations.

Observation:

  • A case report of a 12-year-old Chilean patient presenting with typical dental alterations consistent with E-WJ.
  • Histopathologic examination revealed specific findings, including the absence of a predentin layer and significantly reduced enamel epithelium.

Findings:

  • The observed dental anomalies in the Chilean case align with the original description of E-WJ.
  • Histopathologic findings provide further insight into the microscopic changes occurring in the tooth crowns.

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Implications:

  • The findings suggest that E-WJ is not a syndrome but a distinct dental anomaly.
  • The proposed name "multiple macrodontic multituberculism" more accurately reflects the condition's characteristics and uncertain etiology.
  • This research contributes to a better understanding of rare dental anomalies and their classification.