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Teeth

Teeth

The formation of teeth, also known as odontogenesis, is a complex process that begins in utero, around the sixth week of embryonic development. There are three stages to this process: the bud stage, the cap stage, and the bell stage.
In the bud stage, the tooth germ (an aggregation of cells) starts to form in the developing jawbone. During the cap stage, the tooth germ differentiates into enamel organ, dental papilla, and dental sac, which will later develop into the tooth's enamel, dentin...

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Complex Odontoma Initially Suspected to be Eruption Sequestrum.

Hiroki Imai¹, Seikou Shintani¹

¹Department of Pediatric Dentistry, Tokyo Dental College.

The Bulletin of Tokyo Dental College

|February 16, 2025

Summary

A misdiagnosis of eruption sequestrum occurred in an 8-year-old girl due to clinical and X-ray findings. Histopathology revealed the actual condition was a complex odontoma, highlighting the importance of definitive diagnosis.

Keywords:

Complex odontoma Eruption sequestrum Histopathology Pediatric

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Published on: November 24, 2012

Area of Science:

Dentistry
Oral Pathology

Background:

Accurate clinical diagnosis relies on comprehensive patient information.
Distinguishing between similar-presenting oral pathologies is crucial for effective treatment.

Purpose of the Study:

To report a case of misdiagnosed eruption sequestrum that was histopathologically confirmed as a complex odontoma.
To emphasize the diagnostic challenges and the definitive role of histopathology in pediatric dental cases.

Main Methods:

Clinical examination and radiographic assessment were performed.
Surgical extraction of the lesion was conducted under local anesthesia.
Histopathological examination of the excised tissue was utilized for definitive diagnosis.

Main Results:

Initial clinical and radiographic findings suggested eruption sequestrum.
Histopathological analysis definitively diagnosed the lesion as a complex odontoma.
The patient was an 8-year-old girl presenting with pain in the mandibular molar region.

Conclusions:

Clinical and radiographic findings can be misleading in diagnosing certain pediatric dental conditions.
Histopathological examination is essential for accurate diagnosis, especially when clinical presentation is ambiguous.
Complex odontomas can mimic other pathologies like eruption sequestrum, necessitating careful evaluation.