A proportion of hereditary upper urinary tract urothelial carcinomas are misclassified as sporadic according to a multi‐institutional database analysis: proposal of patient‐specific risk identification tool

Abstract

• A significant proportion (21.3%) of patients with newly diagnosed UUT-UC may have underlying HNPCC as a cause. • Recognition of such potential and application of a patient-specific checklist upon diagnosis will allow identification and appropriate clinical and genetic management for patient and family.