Side effects are common in the clinical practice and its diagnosis and radiologic manifestations are not always evident or known. Adverse effects may cause medical complications of a disease or a procedure and negatively affect its prognosis. Several typical patterns can be recognized on imaging and making a correct diagnosis has relevant clinical and therapeutic implications.
In this article we present a part of our preliminary results of the retro- and prospective study started in 2009 in the National Institute of Oncology. The aim of the study is to evaluate the imaging diagnostic examinations (US, CT, MR, PET/CT) of patients who have been diagnosed, treated and operated in the Hungarian National Institute of Oncology from 01 January, 2008. In this part we analyze the post-therapeutic consequence symptoms, side- and late effects during the treatment of colorectal cancer patients.