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1. Without abdominal pain gradually deepening jaundice and abdominal mass.
   不伴腹痛的逐渐加深的黄疸和上腹包块。
2. Brain images show a large mass with surrounding edema, and compression of adjacent midbrain structures.
   脑部影像示颅内有一大包块，外周水肿，并压迫附近的中脑结构。