16 February 2024
: Case report 
A 50-Year-Old Man Presenting with Multiple Bone Lesions and a Diagnosis of Phosphaturic Mesenchymal Tumor of the Femur
Challenging differential diagnosis, Management of emergency care, Rare disease
Dong Ren12ABCDEF*, Katherine Wei3B, Ibe Ifegwu13AEDOI: 10.12659/AJCR.942810
Am J Case Rep 2024; 25:e942810
Figure 2. Histologic findings of the right femur lesion. (A–C) Representative section of the right proximal femur specimen shows a hypercellular lesion composed of small blue cells with oval-to-spindled morphology infiltrating into the native trabecular bone, 10× (A), 20× (B), and 40× (C). (D–F) Representative section of the lesion admixed with abundant multinucleated giant cells, 10× (D), 20× (E), and 40× (F).