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Arch Otolaryngol Head Neck Surg. 2007;133(7):727.

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Diagnosis: Hypopharyngeal lipoma

Lipomas are the most common neoplasms of mesenchymal origin, arising in any location where fat is normally present. These adipose tumors are slow growing, nearly always benign, and most often found in the subcutaneous tissues. They are composed microscopically of mature white adipose tissue arranged in lobules, many of which are surrounded by a delicate fibrous capsule.¹ These benign lesions are rare in the first 2 decades of life, usually developing in the fifth and sixth decades of life, when fat begins to accumulate, usually in inactive, obese individuals.²

More than 80% of these lipomatous tumors are commonly found below the clavicles, usually in obese women who are older than 40 years. Lipomas are not common in the head and neck region, with only about 13% percent of cases occurring in this region.¹ In contrast to the majority of lipomatous tumors, lipomas of the head and neck predominantly affect men . . . [Full Text of this Article]

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Arch Otolaryngol Head Neck Surg. 2007;133(7):725.
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