GPT and aneurysmal bone cyst: As shown in Table 7, there was no significant difference in PFS or OS according to age, performance status, de novo/recurrence, number of metastatic sites, baseline LDH, organ affected by IVC/VC, dose reduction at baseline, presence of IVC vs. VC, previous ET for ABC, degree of AST/ALT derangement in liver IVC/VC or ET-sensitive/naive vs. ET-resistant ABC (Fig. 2d, e).