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Measureable lesion selection and measurements using RANO. Only the enhancing and nodular component, measuring ≥10 mm in diameter bi-dimensionally, should be considered measureable (A and B). The cystic component or surgical cavity should not be measured (C) unless the nodular component measures ≥10 mm in diameter (note: the nodular enhancement has 1.9 × 0.9 cm in the diameters).
