CDC73 and hyperparathyroidism: Biochemical analysis can differentiate cherubism from hyperparathyroidism, particularly in patients with brown tumors (epulis) of the jaw or patients with the hyperparathyroidism-jaw tumor (HPT-JT) syndrome with mutations in the HRPT2 gene encoding parafibromin.Management:Mild forms of cherubism without facial dysmorphology, dental, and ocular involvement may not require treatment, as they are expected to regress spontaneously after puberty.