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Table 1 Quantitative parameters of contrast enhancement kinetic between responsive cryoablated area and local tissue recurrence.

From: Perfusion-CT monitoring of cryo-ablated renal cells tumors

Parameters Tumor recurrence*
[normal omolateral cortex]
Cryoablated area*
[normal omolateral cortex]
Time of arrival, TA (s)   
  14,3 15,96 ± 1,29
  [13, 8] [14,85 ± 0,65]
Time to peak, TTP (s)   
  38,3 59,13 ± 2,87
  [39]  
Wash-in rate (1/s)   
  11,52 0,66 ± 0,41
  [9, 41] [7,04 ± 1,35]
Peak contrast enhancement (HU)   
  300,3 60,91 ± 14,85
  [374,18] [281,77 ± 37,6]
  1. *Values are expressed as mean ± standard deviation (SD).