Metastasis to thyroid gland are rare. The primary sites which metastasize to thyroid gland include the breast, lung, kidney and stomach. Among lung cancer metastasizing to the thyroid, adenocarcinomas are the commonest followed by squamous, small cell and large cell carcinomas. The bronchioloalveolar carcinoma has not been reported to metastasize to the thyroid. In this case report we document this rare occurrence.
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