ESPE Abstracts

Case presentation: A 23 months-old girl visited the hospital because of fever and left neck mass. She was diagnosed as acute suppurative thyroiditis with piriform sinus fistula. Thyroid sonography showed perithyroidal abscess formation and thyroid scan showed decreased uptake of Tc-99 m pertechnate of both thyroid glands. Magnetic resonance imaging of neck suggested infected 3rd and 4th branchial cyst. And there was tiny fistula between thyroid and piriform sinus on barium esophagogram. Streptococcus gordonii was isolated on needle aspiration culture.

Conclusion: We report a case of acute suppurative thyroiditis associated piriform sinus fistula, she was treated with chemocauterization using trichloroacetic acid and antibiotics.