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Arch Otolaryngol Head Neck Surg. 2005;131:1119.

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Diagnosis: Cutaneous dental sinus tract

Cutaneous dental sinus tracts are uncommon and, as a result, are frequently misdiagnosed and inappropriately treated, as in the present case. The tract usually develops from an area of periapical infection due to dental caries or trauma.¹ The infection spreads through alveolar bone and adjacent soft tissues and may open intraorally or extraorally. The site of extraoral drainage depends on the tooth involved. The most common tracts are associated with anterior mandibular teeth and open onto the chin or submental area. Other sites include the cheeks, nose, upper lip, submandibular region, and neck.^2-4

Cutaneous dental sinus tracts are frequently misdiagnosed owing to their infrequent occurrence and the remoteness of the skin lesion from the affected tooth. Also, patients frequently report no dental symptoms. The cutaneous lesion may develop up to 30 years after the original dental problem, and as a result, a potential dental source of the skin lesion may . . . [Full Text of this Article]

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Arch Otolaryngol Head Neck Surg. 2005;131(12):1117.
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