[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"kakomon-q-2025-ippan-40":3},{"slug":4,"exam_year":5,"exam_round":6,"section":7,"section_code":8,"number":9,"body":10,"choices":11,"correct_indices":28,"explanation":29,"has_explanation":19,"tags":30},"2025-ippan-40",2025,3,"一般","ippan",40,"上皮性腫瘍はどれか。",[12,16,20,22,25],{"index":13,"body":14,"is_correct":15},1,"骨肉腫",false,{"index":17,"body":18,"is_correct":19},2,"肺腺癌",true,{"index":6,"body":21,"is_correct":15},"血管腫",{"index":23,"body":24,"is_correct":15},4,"白血病",{"index":26,"body":27,"is_correct":15},5,"線維腫",[17],"正答は2（肺腺癌）。上皮性腫瘍は上皮組織（腺・粘膜など）由来の腫瘍で、腺上皮由来の肺腺癌が該当する（悪性の上皮性腫瘍＝癌腫）。1骨肉腫（骨）・3血管腫（血管内皮）・5線維腫（線維芽細胞）は非上皮性（間葉系）腫瘍、4白血病は造血組織由来で、いずれも上皮性ではない。**覚え方**: 名前に「癌（癌腫）」がつくのが上皮性、「肉腫」や「腫」がつくのは多くが非上皮性（間葉系）。",null]