PTPRD deletions and mutations have been detected in numerous tumor types, including endometrial tumors 38: the Catalogue of Somatic Mutations in Cancer (COSMIC) database (http://cancer.sanger.ac.uk/cosmic; accessed 10/12/2016) indicates ~5% of endometrioid carcinomas harbor PTPRD mutations. Here, PTPRD is linked to endometrium neoplasm.