Fig. 4From: Penile osteosarcomaImmunophenotype of a giant-cell rich penile osteosarcoma: no pan-keratin expression (A, 40x), CD99 expression restricted to neoplastic cells (B, 40x), SATB2 expression in tumor cells (C, 40x; D, 400x), and CD68 positivity in giant osteoclast-type cells (E, 40x)Back to article page