text_1: 静脉注射 18F - 氟 脱氧 葡萄糖 ( FDG ) 示踪剂 后 进行 的 颅底 至 大腿 正电子 发射 断层扫描 ( PET ) 显示 , 脾 均匀 摄取 FDG , 腹部 或 盆腔 淋巴结 未见 高 代谢 .
  
text_2: positron @-@ emission tomography ( PET ) from the skull base to the thighs , performed after the administration of intravenous 18F @-@ fluorodeoxyglucose ( FDG ) tracer , revealed homogeneous FDG uptake in the spleen , and there was no evidence of hypermetabolism in the abdominal or pelvic lymph nodes .
  