選擇CT或MRI檢測較妥/顯影劑 - 醫師
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By Blanche
at 2022-10-17T18:02
at 2022-10-17T18:02
Table of Contents
要做某個骨頭與神經間病情「如果想搞得更清楚一點」(醫師原本認為照X光即可),我主
動爭取說要不要進一步檢測。醫師同意了。
檢測方法有CT或MRI。醫師是大方問我有沒有主觀上偏好的選擇,我搔搔頭沒概念;
於是醫師想了幾秒後說那麼用MRI檢測,然後排定某個日子。
離開醫院後跟朋友聊天,朋友家人有照MRI的經驗,聽他說會打「顯影劑」到身體裡面。
我沒有概念,會胡思亂想想像成是把一管顏料注射到血管內...。希望能不打就不打。
1.
我也不清楚我對顯影劑有無過敏,如果我屆時跟放射科執行醫師反映說能不能不打,是不
是MRI就照得不準了?(所以在檢測學理上,「照MRI」「一律必須」要打顯影劑?)
2.
請問如果把CT與MRI兩者相比,哪個比較安全呢?(譬如比較低放射線、比較不侵入性?)
依照括弧中的舉例,我猜是CT嗎?
3.
我剛剛自己查了網路不一定準確的醫學知識,好像照CT也是要打顯影劑?或不用?
以上三個完全頭大搞不懂的醫學常識,想請板上網友大致解惑一下,謝謝。
--
動爭取說要不要進一步檢測。醫師同意了。
檢測方法有CT或MRI。醫師是大方問我有沒有主觀上偏好的選擇,我搔搔頭沒概念;
於是醫師想了幾秒後說那麼用MRI檢測,然後排定某個日子。
離開醫院後跟朋友聊天,朋友家人有照MRI的經驗,聽他說會打「顯影劑」到身體裡面。
我沒有概念,會胡思亂想想像成是把一管顏料注射到血管內...。希望能不打就不打。
1.
我也不清楚我對顯影劑有無過敏,如果我屆時跟放射科執行醫師反映說能不能不打,是不
是MRI就照得不準了?(所以在檢測學理上,「照MRI」「一律必須」要打顯影劑?)
2.
請問如果把CT與MRI兩者相比,哪個比較安全呢?(譬如比較低放射線、比較不侵入性?)
依照括弧中的舉例,我猜是CT嗎?
3.
我剛剛自己查了網路不一定準確的醫學知識,好像照CT也是要打顯影劑?或不用?
以上三個完全頭大搞不懂的醫學常識,想請板上網友大致解惑一下,謝謝。
--
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