24 June 2024
: Case report 
Fibrous Dysplasia of the Parietal Bone with Focal Motor Seizures: A Case Report
Rare disease
Tuan Anh Pham12ABCDEFG, Duc Hue Nguyen
2ABCDEF*, Hanh Thi Tuyet Ngo13BDEF, Minh-An Thuy Le 14ABDEF
DOI: 10.12659/AJCR.943718
Am J Case Rep 2024; 25:e943718
Figure 4. Pathological findings in specimens obtained through craniectomy for the bone lesion. (A) Hematoxylin & eosin, ×40. Histology of fibrous dysplasia: Osteoid trabeculae that are narrow, curvilinear, or irregularly-shaped are arranged haphazardly on a background of dense fibroblastic stroma. (B, C) Hematoxylin & eosin, ×100. Irregular trabeculae of bone with no conspicuous osteoblastic rimming in a fibrous background. (D) Hematoxylin & eosin, ×400. Intervening fibrous stroma containing cytologically bland spindle cells, without cytologic atypia.