悪性腫瘍[akuseishuyou] malignant tumor
胃潰瘍[ikaiyou] stomach ulcer
腫瘍[shuyou] tumor
膿瘍[nouyou] boil
潰瘍[kaiyou] ulcer

十二指腸潰瘍[juunishichoukaiyou] duodenal ulcer
良性腫瘍[ryouseishuyou] benign tumor
脳腫瘍[noushuyou] brain tumor
リンパ節腫瘍[rinpasetsushuyou] lymphoma
腫瘍学[shuyougaku] oncology