Heat map diagram representing the patterns of spread of prostate cancer and positive surgical margins. The cumulative diagram of spread patterns of prostate cancer in 259 prostatectomy specimens. The color gradient represents the frequency rate of PCa foci in the various locations (blue: low frequency; red: high frequency). * denotes the frequency rate of positive surgical margins in each slice.
Eminaga et al. BMC Medical Informatics and Decision Making 2012 12:141 doi:10.1186/1472-6947-12-141