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Metastatic osteosarcoma invading the soft tissues around the humerus, Shepherd mix
metastatic-osteosarcoma-humerus-villalobos-sized
Metastatic osteosarcoma invading the soft tissues around the humerus, Shepherd mix

    Photograph of metastatic osteosarcoma invading the soft tissues around the humerus in a Shepherd mix. This dog's left proximal limb is extremely swollen from metastasis by direct extension and invasion of osteosarcoma cells originating in the humerus.

Courtesy of Dr. Alice Villalobos.