Skip to main content

Table 2 Dosimetric data (mean values) of patients with and without Grade 2 radiation fibrosis

From: Seven fractions to deliver partial breast irradiation: the toxicity is Low

  RF (−) RF (+) P value
PTV_EVAL dimension 119 ml 108 ml p = n.s.
PTV_EVAL/UNB ratio 10.6% 8.7% p = n.s.
PTV_EVAL V95% 97.0% 94.5% p = n.s.
Mean PTV_EVAL Dose 35.2 Gy 35.2 Gy p = n.s.
Heart for Left Located Tumors
 V5% 5.8% -  
 D2 cc (gy) 2.5 Gy   p = n.s.
Heart for Right Located Tumors
 V5% 1.2% 4.7% p = n.s.
  D2cc (Gy) 1.4 Gy 1.3 Gy
Ipsilateral Lung
  V15% 18.3% 17.1% p = n.s.
  V30% 3.5% 4.2%  
  V60% 0.7% 0.9%  
Controlateral Lung
  V3% less than 1% less than 1% p = n.s.
Controlateral Breast
  V3% less than 1% less than 1% p = n.s.
Thyroid
  V3% less than 1% less than 1% p = n.s.
  1. Abbreviations: RF Radiation fibrosis, UNB Uninvolved normal breast, N.s. not significant