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Updated: Sep 30, 2025

Generation of Hypoparathyroid Rats via Carbon-Nanoparticle-Assisted Parathyroidectomy
Published on: July 14, 2023
The brown tumour in untreated hyperparathyroidism
Fabienne A Gerber1, Niels J Rupp2, Quirin Döbelin1
1Klinik für Mund-, Kiefer- und Gesichtschirurgie - Poliklinik für Oralchirurgie, Zentrum für Zahnmedizin der Universität Zürich.
Abstract:
The brown tumour (osteitis fibrosa cystica) is a rare, non-neoplastic, expansively growing lesion containing giant cells. Hyperparathyroidism (hyperparathyroidism [HPT]) leads to the development of a brown tumour in 2 to 3 percent of cases. This can manifest itself in any part of the skeleton.
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