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Malignant Ectopic Thyroid Tissue With Distant Metastasis: A Case Report, Shehla Tabassum, Najmul Islam, Saulat H. Fatimi, Mubasher Ikram, Arsalan Ahmed, Maseehuz Zaman
Malignant Ectopic Thyroid Tissue With Distant Metastasis: A Case Report, Shehla Tabassum, Najmul Islam, Saulat H. Fatimi, Mubasher Ikram, Arsalan Ahmed, Maseehuz Zaman
Department of Medicine
Introduction: Ectopic thyroid tissue is the most common form of thyroid dysgenesis. But primary malignant transformation in ectopic thyroid tissue is quite a rare entity, with follicular malignancy being the dominant form at ectopic sites. Very infrequently, malignant ectopic thyroid tissue can present with metastasis to lymph nodes. But we report a case of malignant ectopic thyroid tissue over manubrium sterni with distant metastasis.
Case presentation: A 42-year-old Pakistani female presented with gradually increasing swelling on anterior aspect of manubrium sterni for last 6 months. She had no goitre and was clinically and biochemically euthyroid. Rest of systemic exam …