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Papillary thyroid cancer case masked by subacute thyroiditis / Caso de carcinoma papilar de tiroide mascarado por tireoidite subaguda
Ucan, Bekir; Delibasi, Tuncay; Cakal, Erman; Arslan, Muyesser Sayki; Bozkurt, Nujen Colak; Demirci, Taner; Ozbek, Mustafa; Sahin, Mustafa.
  • Ucan, Bekir; Diskapi Yildirim Beyazit Training and Research Hospital. Department of Endocrinology and Metabolism. Ankara. TR
  • Delibasi, Tuncay; Diskapi Yildirim Beyazit Training and Research Hospital. Department of Endocrinology and Metabolism. Ankara. TR
  • Cakal, Erman; Diskapi Yildirim Beyazit Training and Research Hospital. Department of Endocrinology and Metabolism. Ankara. TR
  • Arslan, Muyesser Sayki; Diskapi Yildirim Beyazit Training and Research Hospital. Department of Endocrinology and Metabolism. Ankara. TR
  • Bozkurt, Nujen Colak; Diskapi Yildirim Beyazit Training and Research Hospital. Department of Endocrinology and Metabolism. Ankara. TR
  • Demirci, Taner; Diskapi Yildirim Beyazit Training and Research Hospital. Department of Endocrinology and Metabolism. Ankara. TR
  • Ozbek, Mustafa; Diskapi Yildirim Beyazit Training and Research Hospital. Department of Endocrinology and Metabolism. Ankara. TR
  • Sahin, Mustafa; Diskapi Yildirim Beyazit Training and Research Hospital. Department of Endocrinology and Metabolism. Ankara. TR
Arq. bras. endocrinol. metab ; 58(8): 851-854, 11/2014. tab, graf
Article in English | LILACS | ID: lil-729784
ABSTRACT
Subacute thyroiditis (SAT) association with thyroid carcinoma has been rarely reported in the literature. We present a patient with SAT and papillary thyroid cancer that was suspected by ultrasonographic evaluation (US) following SAT treatment. A fifty-four-year old female patient referred to our department due to tachycardia, jitteriness and pain in cervical region for the past one month. SAT diagnosis was established by physical examination, laboratory and ultrasonographic findings. After treatment, control thyroid US revealed regression of the hypoechogenic regions seen in both lobes, and a previously unreported hypoechogenic lesion with microcalcification focus that had irregular borders and was not clearly separated from the surrounding parenchyma located in the posterior aspect of the lobe (Elasto score 4, Strain index 7.08). Fine needle aspiration biopsy was taken from this nodule; cytology was assessed to be compatible with papillary thyroid carcinoma. Postsurgical pathology evaluation showed a papillary microcarcinoma. SAT may produce ultrasound changes that obscure the coexistence of papillary carcinoma. We recommend that patients with SAT have ultrasonography after they recover. Hypoechogenic regions bigger than 1 cm that are present in the follow-up post-therapy US should be assessed by biopsy.
RESUMO
A associação da tireoidite subaguda (TSA) com o carcinoma de tiroide foi raramente relatada na literatura. Apresentamos uma paciente com TSA e tumor papilar de tiroide suspeito na ultrassonografia (US) após o tratamento para a TSA. Uma mulher de 54 anos de idade foi encaminhada ao nosso departamento com taquicardia, agitação e dor na região cervical, com duração de 1 mês. O diagnóstico de TSA foi estabelecido pelo exame físico, e pelos achados laboratoriais e ultrassonográficos. Depois do tratamento, o US para controle da tiroide mostrou regressão das regiões hipoecoicas vistas em ambos os lobos e uma lesão hipoecoica anteriormente não observada com focos de microcalcificação, bordas irregulares, não claramente separada do parênquima circundante e localizada na região posterior do lobo. (Escore elástico 4, índice de deformação 7,08). Foi feita uma biópsia do nódulo por meio de aspiração por agulha fina. A citologia mostrou-se compatível com um carcinoma papilar de tiroide. A avaliação pós-cirúrgica mostrou um microcarcinoma papilar. A TSA pode produzir alterações ultrassonográficas que obscurecem a coexistência de carcinoma papilar. Recomendamos que pacientes com TSA passem por exame ultrassonográfico após a recuperação. Regiões hipoecoicas maiores que 1 cm encontradas no US para acompanhamento pós-tratamento devem ser avaliadas por biópsia.
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Full text: Available Index: LILACS (Americas) Main subject: Thyroiditis, Subacute / Thyroid Neoplasms / Carcinoma Limits: Female / Humans Language: English Journal: Arq. bras. endocrinol. metab Journal subject: Endocrinology / Metabolism Year: 2014 Type: Article Affiliation country: Turkey Institution/Affiliation country: Diskapi Yildirim Beyazit Training and Research Hospital/TR

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Full text: Available Index: LILACS (Americas) Main subject: Thyroiditis, Subacute / Thyroid Neoplasms / Carcinoma Limits: Female / Humans Language: English Journal: Arq. bras. endocrinol. metab Journal subject: Endocrinology / Metabolism Year: 2014 Type: Article Affiliation country: Turkey Institution/Affiliation country: Diskapi Yildirim Beyazit Training and Research Hospital/TR