Occult congenital pyriform sinus fistula
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Fei-Peng Lee
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Article
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1999
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John Wiley and Sons
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English
โ 295 KB
Background. Congenital pyriform sinus fistula (CPSF) is a rare branchial pouch anomaly; it has the characteristic of left-sided predominance and is not always detected until complications such as neck abscess or acute suppurative thyroiditis resulted. Method. Seven sequential cases of CPSF, includi