Criteria for pulmonary metastatic disease as used in the EURAMOS I (AOST0331) osteosarcoma trial

CT chest finding

Interpretation

1 or more pulmonary/pleural nodule(s) ≥1 cm

3 or more nodules ≥0.5 cm maximum diameter

"Certain" pulmonary metastases

Fewer or smaller lesions

"Possible" metastatic disease

CT: computed tomography.

Graphic 75576 Version 3.0

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