Van nuys prognostic index is not based on:
High-Yield Explanation
The Van Nuys Prognostic Index is based on size & grade of DCIS, margins and age of patient. Van Nuys Prognostic Index Parameter Score 1 Score 2 Score 3 Van Nuys Classification Group 1 Group 2 Group 3 Non high nuclear grade without necrosis Non High nuclear grade with necrosis High nuclear grade with or without necrosis Margins >=10 mm 1-9 mm <1 mm Size <15 mm 16-40 mm >40 mm Age >60 40-60 <40 REF : BAEILY AND LOVE 27TH ED