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Published on: October 28, 2021
[Inaugural cutaneous metastases of an osteosarcoma: a case report]
F Delépine1, N Leccia, B Schlatterer
1Service Orthopédie-Traumatologie, CHU Saint-Roch, 5, rue Pierre-Dévoluy, 06000 Nice. mfdelepine@hotmail.com
Revue De Chirurgie Orthopedique Et Reparatrice De L'Appareil Moteur
|November 25, 2006
Summary
This case study highlights the first instance of synchronous cutaneous metastases in osteosarcoma, presenting as scalp tumors at initial diagnosis. Early, aggressive treatment including chemotherapy and surgery led to a 22-month remission, suggesting skin metastases warrant similar management to other initial metastatic sites.
Area of Science:
- Oncology
- Dermatology
- Orthopedic Surgery
Background:
- Osteosarcoma, a primary bone cancer, rarely presents with initial skin metastases.
- Cutaneous involvement is typically a secondary event, appearing after other metastatic sites are identified.
Observation:
- A patient with right knee osteosarcoma exhibited synchronous subcutaneous scalp tumors at initial diagnosis.
- Imaging revealed characteristic high T2 signal intensity in both the primary femur tumor and the scalp lesions.
- Biopsies confirmed the metastatic nature of the cutaneous lesions.
Findings:
- This represents the first reported case of synchronous (simultaneous) cutaneous osteosarcoma metastasis at initial presentation.
- The patient achieved a 22-month remission following combined modality treatment: chemotherapy and wide surgical resection.
- Pulmonary metastases later developed, necessitating two thoracotomies.
Implications:
- The successful management of this case suggests that initial cutaneous osteosarcoma metastases should be treated aggressively, akin to other inaugural metastatic sites.
- Intensive chemotherapy and wide resection of the primary tumor may improve outcomes for patients with synchronous skin metastases.
- This case expands the understanding of osteosarcoma metastatic patterns and treatment strategies.
