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Thyroglossal Duct Cyst Presenting Laterally

Chester Q. Thompson Jr., MD; John W. Smith, MD
JAMA. 1967;201(7):565-566. doi:10.1001/jama.1967.03130070085037.
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To the Editor:—  Midline cystic lesions in the region of the hyoid bone are invariably congenital in origin, arising from a persistent thyroglossal duct, and present little difficulty in differential diagnosis. Laterally placed cystic masses along the anterior border of the sternocleidomastoid muscle are usually of branchial-cleft origin.

Report of a Case:—  A 2-year-old Negro boy was seen because of an enlarging right cervical mass of six months' duration. The patient had experienced no dysphagia or dyspnea and had no cervical infections. The remainder of the history was normal.A 3 × 3-cm cystic mass was palpable anterior to the right sternocleidomastoid muscle at the level of the hyoid bone. There were no sinus tracts. All laboratory findings were within normal limits. The preoperative diagnosis was branchial-cleft cyst.During dissection of the cystic mass, a median extension was noted to pass posterior to the omohyoid and sternohyoid muscles. After the

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