Educational Content: This article is for informational purposes only and does not constitute medical advice. Always consult a healthcare provider for diagnosis and treatment.
Definition of Osteitis fibrosa cystica
Medically reviewed by Dr. Otari Nergadze, Neurosurgeon | Updated: January 2026
Osteitis fibrosa cystica: A condition that is associated with excessive parathyroid hormone production (hyperparathyroidism), in which bone tissue becomes soft and deformed. Treatment is directed toward the underlying parathyroid condition and relieving any bone pain.