11 March 2021
: Case report
A Woman with a 27-Year History of Hyperparathyroidism and Hypercalcemia Who Was Diagnosed with Low-Grade Parathyroid Carcinoma
Challenging differential diagnosis, Diagnostic / therapeutic accidents, Unusual setting of medical care, Rare disease, Educational Purpose (only if useful for a systematic review or synthesis)
Monika Kaszczewska1ABCDEF, Michał Popow2ABCDF, Witold Chudziński1ABCDEF*, Joanna Kaszczewska1BEF, Magdalena Bogdańska3BD, Joanna Podgórska4BC, Agnieszka Czarniecka5BC, Zbigniew Gałązka1ABCDEDOI: 10.12659/AJCR.930301
Am J Case Rep 2021; 22:e930301
Figure 2. Parathyromatosis and parathyroid carcinoma. Ectopic lesions are localized in the common carotid artery, jugular vein, and vagus nerve (A); in the upper right mediastinum (B, C); and in the sternocleidomastoid muscle (D).






