minor response


Also found in: Dictionary, Thesaurus, Legal, Encyclopedia.

minor response

In cancer care, a reduction in tumor size by less than 50% but more than 25%.
See also: response
References in periodicals archive ?
The 2 patients who achieved response included 1 patient who met criteria for partial response (PR) by Response Evaluation Criteria in Solid Tumors (RECIST) and 1 patient who had a minor response and met criteria for stable disease by RECIST.
A phase II study of 137 patients showed partial response in 2.2%, minor response in 5.8%, and a delay in time to disease progression of 4.2 months.
Tumors completely disappeared in one patient (complete response, 1%), shrunk at least 50% in maximum diameter in 14 patients (partial response, 16%), shrunk 25%-50% in five patients (minor response, 6%), and remained stable in 68 patients (77%).