It's a genetic disorder, and it involves a twisting motion, and these children get progressively more and more twisting until they can't breathe, until they get sores, urinary infections, and then they die.
遺伝性疾患で ねじれを引き起こし 徐々により酷いねじれになり 体が痛くなるまでよじれ 息が出来なくなり 尿路感染症を起こし 死に至ります