238 / 1241
Out field recurrences: Residual risk
n=988
benign malignant
CT neg
PET neg 839
20
PET pos.
6
27
CT pos
PET neg 40
5
PET pos.
14
37
Alle
899
89
RT of CT-positives only
96/988 LN
not treated: 47 malignant LN
overtreated: 54 benign LN
residual risk: 4,7%
RT of PET-positives only:
84/ 988 LN
not treated: 25 malignant LN
overtreated: 20 benign LN
residual risk: 2,5 %
RT of both PET- and CT-positives:
129/ 988 LN
not treated: 20 malignant LN
overtreated: 60 benign LN
residual risk: 2,0 %
overtreatment: increased by 54%
Vanuytsel