b'\n_START_ARTICLE_\nInsufici\xc3\xa8ncia renal aguda\n_START_SECTION_\nCauses\n_START_PARAGRAPH_\nLes causes s\xc3\xb3n moltes, per\xc3\xb2 es poden agrupar en tres fam\xc3\xadlies: les causes prerenals (55%) les causes renals (40% i les causes postrenals (5%).'