Beta-Human Chorionic Gonadotropin Producing Osteosarcoma of the Sacrum in a 26-Year-Old Woman:  A Case Report and Review of the Literature

<div>Osteosarcoma of pelvis demonstrating hyperchromatic spindle-shaped tumor cells associated with matrix production (a) and osteoid formation (b). Tumor stains positive for <i>β</i>-hCG (c) (Hematoxylin-eosin [a, b], original magnifications ×4 [c], ×20 [a-b]).</div>

Case Reports in Pathology

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Figure 2: Beta-Human Chorionic Gonadotropin Producing Osteosarcoma of the Sacrum in a 26-Year-Old Woman:  A Case Report and Review of the Literature 