We treated a case of eruption sequestrum in an 8-year 1-month old boy. The patient first came to our clinic with a chief complaint of discomfort in the mandibular. The literature relating to so-called eruption sequestra is reviewed. Two cases in which there were calcified fragments adjacent to the crowns of all four first. Eruption Sequestrum is an unusual disturbance, which consists of fragments of calcified mass overlying the crown of erupting permanent mandibular molar teeth .

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Signs of necrosis were found on the periphery. Rarely, a sequestrum may turn out to be an osteoid osteomaa rare tumor of the bone. Osteitis fibrosa cystica Brown tumor. There was neither history of pain nor evidence of dental caries or abnormality in other soft tissues.

Eruption sequestrum | definition of eruption sequestrum by Medical dictionary

Eruption sequestrae – three case reviews. After completion of the treatment, follow-up visits were scheduled every 6 months for monitoring dental plaque control as well as for clinical and radiographic assessment Fig. There was neither sequetsrum of oral-facial trauma nor abnormalities upon extraoral examination.

Signs of necrosis were observed on the periphery. The histological diagnosis was ES Fig. Priddy RW, Price C.

Eruption sequestrum – case report and histopathological findings

This article does not cite any sources. In addition, Maki et al. The aim of this paper is to report a case of unilateral ES in a 7-year-old Brazilian boy and to describe its histopathological findings. The so-called eruption sequestrum.

No significant medical condition was reported. Unsourced material may be challenged and removed. The histological analysis was consistent with non-vital bone and the diagnosis of eruption sequestrum was established. Clinical and radiographic follow-up visits scheduled at short intervals and then every 6 months revealed normal postoperative conditions. ES is usually observed at the time of eruption of the mandibular first molars, but it has been noted occurring with maxillary first molars and mandibular second molars 1,2.


Eruption sequestrum is an uncommon disturbance in eruption and consists of small fragments of calcified tissue overlying the crowns of erupting permanent molar teeth, especially at the time of eruption of the mandibular first molars. Eruption sequestra in children. December Learn how and when to remove this template message.

The treatment plan included surgical removal of this fragment.

This page was last edited on 27 Octoberat From Wikipedia, the free encyclopedia. The extracted fragment was preserved in formalin for 72 h and submitted to histological processing for microscopic analysis. By using this site, you agree to the Terms of Use and Privacy Policy. The microscopic analysis showed non-viable bone tissue of large trabeculae with empty lacunae, evidenced by lack of osteocytes in the lacunae. Retrieved from ” https: The biopsy tissue was composed of a 0.

A white small fragment, 0. Although ES is rare, it is important to describe its clinical and histological findings for helping clinicians diagnose this condition and updating microscopic descriptions. Within the bone itself, the haversian canals become blocked with scar tissue, and the bone becomes surrounded by thickened periosteum.

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Articles lacking sources from December All articles lacking sources. The pathological process is as follows:.

Ann Acad Med Singapore ; Bone fractures Gross pathology. Please help improve this article by adding citations to reliable sources. Eruption sequestrum – case report and histopathological findings. Views Read Edit View history. Eruption sequestrum ES is an uncommon condition first reported as an osseous fragment overlying the crown of an erupting permanent molar prior to or immediately after the emergence of the cuspal tips through the oral mucosa 1.


In an unusual case of ES, the specimen consisted of a small irregular calcified mass, composed of dentin and covered in areas by fragments of bacteria-infected cementum 3. Na periferia, sinais de necrose foram evidenciados. Intraoral examination revealed a small white fragment, approximately 0. ES may also be retained by tissue covering the distal marginal ridge of an erupting tooth 2.

In most cases, the small bone fragments are absorbed completely prior to eruption of the molar. J Dent Child ; In the same case, histopathological examination showed non-vital bone, as reported elsewhere 1,2,5.

Due to the avascular nature of this bone, antibiotics which travel to sites of infection via the bloodstream poorly penetrate these tissues, hence the difficulty in treating chronic osteomyelitis. ES is a mass coronally of the erupting tooth with broader borders 3.

Eruption sequestrum–case report and histopathological findings.

Received May 22, Accepted November 8, Sequestrym minimal amount of existing spongy bone consisted of acute inflammatory cells infiltrate neutrophils. How to cite this article. Ischaemia Avascular necrosis Osteonecrosis of the jaw Algoneurodystrophy Hypertrophic pulmonary osteoarthropathy Nonossifying fibroma Pseudarthrosis Stress fracture Fibrous dysplasia Monostotic Polyostotic Skeletal fluorosis bone cyst Aneurysmal bone cyst Hyperostosis Infantile cortical hyperostosis Osteosclerosis Melorheostosis Pycnodysostosis.