Chondro-osseous respiratory epithelial adenomatoid hamartoma is a rare hamartomatous lesion of the nasal cavity, with only five cases reported in the literature to date. We report the case of a 3-year-old boy who presented with nasal obstruction and a mass in the left nasal cavity. The mass was completely resected on endoscopy. On microscopy, hamartomatous proliferation of respiratory-type glan...

Respiratory epithelial adenomatoid (READ) hamartoma is a recently described entity characterized by abnormal glandular formations arising from the epithelium of the nasal cavity. The etiology of the lesion is unclear and may be secondary to either sinonasal inflammation or developmental error. We present a case of a 54-year-old man with a unilateral nasal mass found to be consistent with READ h...

A case of respiratory epithelial adenomatoid hamartoma of the maxillary sinus is reported. Glandular hamartomas involving the sinonasal tract have received only limited documentation in the literature. The differential diagnosis of adenomatoid hamartoma includes schneiderian papilloma of the inverted type and adenocarcinoma. Limited but complete surgical resection is the treatment of choice.

OBJECTIVE To review the entity of respiratory epithelial adenomatoid hamartoma of the paranasal sinuses using an illustrative case example of frontal sinus hamartoma. METHODS Case report with review of the literature. RESULTS Respiratory epithelial adenomatoid hamartoma represents a benign process that is generally cured with conservative surgical resection of the involved area. Nevertheles...

Chondro-osseous respiratory epithelial adenomatoid hamartoma（COREAH）は鼻副鼻腔に発生する骨軟骨化生を伴う稀な過誤腫である。今回われわれは中咽頭まで伸展したCOREAH例を経験したので報告する。