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- 91例患者同時(shí)行骨顯像、CT檢查 :74例病變部位相符者同時(shí)行骨顯像、X rays檢查。 分別對比觀(guān)察99mTc MDP骨顯像與CT、X rays診斷肺癌骨轉移的陽(yáng)性檢出率 ,并分析相互之間產(chǎn)生差異的原因和機制。Methods 128 cases of lung cancer with bone metastasis were examined conventionally by 99m Tc MDP bone imaging in comparison with CT,X ray to diagnose bone metastasis from lung cancer,and the differences of the cause and mechanism between them were analysed.