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Osteosarcoma in a 19-month-old girl
N J Graham1, R A Cairns, R A Anderson
1Anderson Cancer Center, University of Texas, Houston, USA.
Summary
This report details the youngest known patient, a 19-month-old girl, diagnosed with proximal humeral metaphyseal osteosarcoma. This rare bone cancer typically affects older children, making this case highly unusual.
Area of Science:
- Pediatric Oncology
- Skeletal Malignancies
Background:
- Osteosarcoma is a rare bone cancer, predominantly diagnosed in adolescents and young adults.
- Incidence in children under six years old is exceptionally low, making early-onset cases significant.
Observation:
- A 19-month-old female infant presented with symptoms indicative of a bone lesion.
- Imaging and biopsy confirmed a diagnosis of proximal humeral metaphyseal osteosarcoma.
Findings:
- The patient represents the youngest documented case of osteosarcoma globally.
- The tumor was located in the proximal humerus metaphysis, a common site for osteosarcoma.
Implications:
- This case highlights the importance of considering rare diagnoses in young children presenting with bone pain or swelling.
- Further research into the genetic and environmental factors contributing to early-onset osteosarcoma is warranted.
- This case contributes to the understanding of the spectrum of osteosarcoma presentation in pediatric populations.