43. A5-year-old boy has orbital pain and proptosis of the right eye. A photomicrograph of orbital tissue obtained on biopsy is shown. A stain for desmin is positive. Which of the following is the most likely diagnosis? A) Chondrosarcoma B) Fibrosarcoma C) Leiomyosarcoma D) Liposarcoma E) Malignant fibrous histiocytoma F) Malignant giant cell tumor G) Malignant lymphoma H) Osteosarcoma 1) Rhabdomyosarcoma J) Synoviosarcoma
43. A5-year-old boy has orbital pain and proptosis of the right eye. A photomicrograph of orbital tissue obtained on biopsy is shown. A stain for desmin is positive. Which of the following is the most likely diagnosis? A) Chondrosarcoma B) Fibrosarcoma C) Leiomyosarcoma D) Liposarcoma E) Malignant fibrous histiocytoma F) Malignant giant cell tumor G) Malignant lymphoma H) Osteosarcoma 1) Rhabdomyosarcoma J) Synoviosarcoma
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