[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"kakomon-q-2026-ippan-78":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":15,"tags":30},"2026-ippan-78",2026,4,"一般","ippan",78,"腎後性急性腎障害の原因はどれか。",[12,16,20,23,25],{"index":13,"body":14,"is_correct":15},1,"結石による尿道閉塞",true,{"index":17,"body":18,"is_correct":19},2,"脱水",false,{"index":21,"body":22,"is_correct":19},3,"腎毒性物質への曝露",{"index":6,"body":24,"is_correct":19},"心不全",{"index":26,"body":27,"is_correct":19},5,"大量出血",[13],"正答は1（結石による尿道閉塞）。腎後性急性腎障害は、腎臓より下流（尿路）の閉塞で尿が出せず起こるもので、結石による尿道閉塞が該当する。2脱水・4心不全・5大量出血は腎血流が減る腎前性、3腎毒性物質への曝露は腎臓自体が障害される腎性の原因。よって腎後性は尿道閉塞。**覚え方**: 腎前性＝血流不足（脱水・出血・心不全）、腎性＝腎臓自体、腎後性＝尿路の閉塞（結石など）。",null]