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Fig. 1 | BMC Endocrine Disorders

Fig. 1

From: Case reports of collision and composite carcinomas of the thyroid: an insight into their origin and clinical significance

Fig. 1

B ultrasound showed the thyroid collision and composite carcinomas. A Thyroid collision carcinoma showed a hypoechoic solid mass with unclear borders, uneven internal echo, and sand-like calcification. B-D Thyroid composite carcinoma presented a solid nodule on the right side of the thyroid gland that was extremely hypoechoic, with unclear boundary and irregular shape, aspect ratio greater than 1, and edge angulation (B). C The left thyroid nodule had clear boundary, regular shape, smooth capsule, lateral sound attenuation, and mixed echo inside. D The blood flow signals around and inside the left nodules were extremely abundant

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BMC Endocrine Disorders

ISSN: 1472-6823

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