... cycle stage 循环阶段 cystic stage 包囊期 dark stage 暗摄影棚 ...
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Conclusion: Ultrasonography is helpful in detecting splenic tumor in its early stage and in diagnosing cystic or parenchymal lesion, and CDFI in identifying benign and malignant mass.
结论：超声检查可早期发现并区别脾脏肿块的囊、实性，借助彩色血流显像可进一步鉴别良、恶性病灶。
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