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Fig. 3 | Insights into Imaging

Fig. 3

From: Atypical ultrasound features of parathyroid tumours may bear a relationship to their clinical and biochemical presentation

Fig. 3

a Neck ultrasonography of a 62-year-old female patient showed an isoechoic left superior parathyroid lesion. Note that it is difficult to perceive an echogenic rim around the lesion. b Low-power photomicrograph (×50, H&E stain) shows a parathyroid adenoma composed of nests of polyhedral cells with extensive fat deposition (*) and cystic haemorrhagic degeneration (short arrow)

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