AJDRAJNR - American Journal of Neuroradiology

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FIG 1. Schematic of a surgically proved sinus tract pathway from the pyriform sinus. The sinus originated from the apex of pyriform sinus, passed through the thyroid gland, and formed an abscess in perithyroid tissue





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Copyright © 2009 by the American Society of Neuroradiology. Print ISSN: 0195-6108 Online ISSN: 1936-959X