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Volume 1, Issue 2 , Pages 100-106 , June 2006

Multiple unilateral maxillary dentigerous cysts in a non-syndromic patient: A case report and review of the literature

Athanasios S. Tournas
- Department of Otolaryngology-Head and Neck Surgery, Montreal Children's Hospital-McGill University Health Centre, 2300 Tupper Street, Suite B-240, Montreal, Que., Canada H3H 1P3
Marc A. Tewfik
- Department of Otolaryngology-Head and Neck Surgery, Montreal Children's Hospital-McGill University Health Centre, 2300 Tupper Street, Suite B-240, Montreal, Que., Canada H3H 1P3
Peter J. Chauvin
- Department of Pathology, Montreal General Hospital-McGill University Health Centre, 1650 Cedar Avenue Montreal, Quebec, Canada H3G 1A4
John J. Manoukian
- Department of Otolaryngology-Head and Neck Surgery, Montreal Children's Hospital-McGill University Health Centre, 2300 Tupper Street, Suite B-240, Montreal, Que., Canada H3H 1P3
- Corresponding author. Tel.: +1 514 412 4320; fax: +1 514 412 4342.

Received 11 November 2005 ,Accepted 17 December 2005.

Pre-operative evaluation of the patient reveals a right-sided facial swelling overlying the right maxillary sinus.

Pre-operative evaluation of the patient reveals a right-sided facial swelling overlying the right maxillary sinus.
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Computed tomographic images. (A) Axial section demonstrating presence of a smaller anterosuperior cyst and a larger lateral cyst associated with a tooth anteriorly and posteriorly, respectively. (B) C

Computed tomographic images. (A) Axial section demonstrating presence of a smaller anterosuperior cyst and a larger lateral cyst associated with a tooth anteriorly and posteriorly, respectively. (B) Coronal section demonstrating two cysts residing in the right maxillary sinus with distinct septation and obliteration of osteomeatal complex.
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Magnetic resonance imaging. (A) Axial T2-weighted image demonstrating two distinct hyperintense cystic lesions in the right maxillary sinus. (B) Coronal T2 weighted image demonstrating two hyperintens

Magnetic resonance imaging. (A) Axial T2-weighted image demonstrating two distinct hyperintense cystic lesions in the right maxillary sinus. (B) Coronal T2 weighted image demonstrating two hyperintense cystic lesions residing in the right maxillary sinus.
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(A) Intra-operative image of a Caldwell-Luc approach with fenestration into the right maxillary sinus. (B) Impacted adult tooth associated with the larger lateral dentigerous cyst being removed.

(A) Intra-operative image of a Caldwell-Luc approach with fenestration into the right maxillary sinus. (B) Impacted adult tooth associated with the larger lateral dentigerous cyst being removed.
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Tissue microscopy. (A) Lining of dentigerous cyst epithelium. (B) Presence of enamel and dentin from compound odontoma. (C) Demonstration of cyst epithelium, enamel, and dentin.

Tissue microscopy. (A) Lining of dentigerous cyst epithelium. (B) Presence of enamel and dentin from compound odontoma. (C) Demonstration of cyst epithelium, enamel, and dentin.
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