Mammogram有效分辨率只有5-10mm.比大小不如超声波敏感

乳腺超声理论分辨率可以达到0.5mm，临床实际有效分辨大约3mm左右。

http://www.cancer.org/cancer/news/news/faster-tumor-growth-rate-proof-younger-women-need-yearly-mammograms

http://www.uptodate.com/contents/diagnostic-evaluation-of-women-with-suspected-breast-cancer

http://www.ncbi.nlm.nih.gov/pubmed/14652148

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• 那是对软组织来说，因为软组织的密度对比度太小。但是x射线对钙化点非常敏感 -viewfinder- ♀ (130 bytes) () 07/10/2013 postreply 19:18:17