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Clinical Note
August 16, 2010

Cystic Pilomatrixoma: A Diagnostic Challenge

Author Affiliations

Author Affiliations: Department of Otolaryngology, Massachusetts Eye and Ear Infirmary (Drs Kakarala, Hartnick, and Cunningham), Department of Otology and Laryngology, Harvard Medical School (Drs Kakarala, Hartnick, and Cunningham), and Department of Pathology, Massachusetts General Hospital (Dr Faquin), Boston; and Department of Otolaryngology–Head and Neck Surgery, Naval Medical Center, San Diego, California (Dr Brigger).

Arch Otolaryngol Head Neck Surg. 2010;136(8):830-833. doi:10.1001/archoto.2010.130

Pilomatrixoma is a benign neoplasm of ectodermal hair follicle germinal matrix cell origin. At least 50% of pilomatrixomas are reported to arise in the head and neck, and 40% occur before the age of 10 years.1-3 Pilomatrixoma is the third most common reason for excision of a cervicofacial mass in children, after lymphadenopathy and epidermoid cysts.

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