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Case Report and Review of Literature

Jih-Chuan Jan, MD; Ching-Ping Wang, MD; Po-Cheung Kwan, MD; Shang-Heng Wu, MD; Hwei-Fan Shu, MD

Arch Otolaryngol Head Neck Surg. 2008;134(6):663-666.

	Since this article does not have an abstract, we have provided the first 150 words of the full text and any section headings.

INTRODUCTION

In general, tumors of the external auditory canal (EAC) are quite uncommon, and glandular tumors comprise only a minority of these tumors. Tumors of the ceruminous gland are infrequent in the EAC. Ceruminous adenocarcinoma is a malignant subtype of ceruminous gland neoplasm,¹ which is an exceedingly rare malignant tumor of the EAC. The true incidence and biological behavior of these tumors is still obscure, owing not only to the rarity of these tumors but also to ambiguous tumor nomenclature. The dearth of knowledge about this disease entity leads to difficulty in establishing the formulation of definitive treatment plans.

Most ceruminous adenocarcinomas behave as moderately aggressive, slow-growing tumors with local invasion. Regional lymph node and distant metastasis are rare.^2-4 A review of the literature revealed that only 1 case of lung metastasis has been reported.⁵ Most . . . [Full Text of this Article]

REPORT OF A CASE

COMMENT

AUTHOR INFORMATION

Author Affiliations: Departments of Otolaryngology–Head and Neck Surgery (Drs Jan and Wang) and Pathology (Dr Kwan), Taichung Veterans General Hospital, Taichung City, Taiwan; Graduate Institute of Clinical Medical Science, China Medical University, Taichung City (Dr Jan); Faculty of Medicine, National Yang-Ming University, Taipei City, Taiwan (Dr Wang); and Departments of Otolaryngology (Dr Wu) and Pathology (Dr Shu), Fong-Yuan Hospital, Fong-Yuan City, Taiwan.

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