angiology
  脈管學
  an·gi·ol·o·gy /ˌænʤɪˈɑləʤɪ/ 名詞
  脈管學
  An·gi·ol·o·gy n.  Anat. That part of anatomy which treats of blood vessels and lymphatics.
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  angiology
       n : the branch of medical science that studies the blood and
           lymph vessels and their disorders