Population
88 cases of extraskeletal osteosarcoma, predominantly adults older than 50 years, 58% male.
Design
Cohort
Authors
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Emphasizes need for close monitoring in extraskeletal osteosarcoma; leaves open effective adjuvant strategies.
Extraskeletal osteosarcoma is a rare, aggressive soft tissue tumor affecting older adults, characterized by high rates of recurrence and metastasis.
Chung et al. (1987) studied this question.
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