24 April 2026
: Case report 
Diagnostic and Treatment Strategies for Adult Non-Ossifying Fibromas: A Case Report and Literature Review
Challenging differential diagnosis, Congenital defects / diseases
Zhibin Zhao BE 1, Jiawei Li C 1, Shaoke Wu ABEFG 1*DOI: 10.12659/AJCR.951665
Am J Case Rep 2026; 27:e951665
Figure 5 (A, B) Low-power view (H&E, ×40) of the curetted specimen confirming the lobulated architecture with fibrous septa corresponding to the septations seen on MRI. The lesion is well-circumscribed without infiltrative borders. Inset: High-power view (×200) demonstrating bland spindle cell morphology with absence of atypical mitoses and no malignant osteoid formation, definitively excluding osteosarcoma.