3. 一69歲男性，病理切片診斷確診罹患小細胞肺癌(SCLC, small-cell lung cancer)，PET/CT掃描結果顯示右側肺門(hilar)部位有一4 x 5公分腫塊，且同側有中等量(moderate)的肋膜積水，經肋膜積水穿刺檢查，肋膜積水細胞學證實同樣有SCLC癌細胞。下列敘述何者為真?
(A) Surgical therapy alone has a high curative rate forhis stage of SCLC
(B) Radiation plays no palliative role at all in therapy forthis disease
(C) Twenty percent of patients with SCLC are diagnosedwith the same stage of disease as this patient
(D) The majority of patients with SCLC of this stagerespond to chemotherapy alone and go intoremission with a very high 3-year survival
(E) This patient has extensive-stage disease