國立臺灣大學醫學院附設醫院
After the race for the 2005 Yilan County magistrate elections, Chen's health quickly worsened, suffering a constant fever. In April 2006 he was diagnosed with late stage lung cancer, after which he was hospitalized multiple times. After two treatments of chemotherapy, doctors stopped the treatment, resorting to an organic diet and Qigong. On 19 October 2006 he was admitted to the hospital with fluid in his longs and on 6 November 2006, aged 63, he died due to cancer-related causes in the National Taiwan University Hospital.