RECIST 1.1 Calculator

This application allows evaluation of solid tumor response to chemotherapy according to the most recent RECIST 1.1 guidelines.
Target definition rules at baseline are reminded.
The calculator provides the sum of diameters, as well as the percentage of variation from the reference study and the overall result according to RECIST 1.1 criteria, also integrating non-target and new lesions.

It also features a calculator for sum of products of diameters which can be useful for other evaluation systems such as Cheson criteria (Lymphoma) or OMS guidelines.

Pubmed links are provided for direct access to the RECIST 1.1 and Cheson 2007 criteria.

It is designed to promote the RECIST 1.1 evaluation system within the radiologic and oncologic communities, to provide efficiency gains to radiologists in charge of evaluation of tumor response, and to improve the accuracy of reports.

It can be useful to radiologists, oncologists and medical students.

For any suggestion : contact : louis.lassalle2@gmail.com