lathyrism

例句：

1. 1. The child had lathyrism and needed calcium supplements.
   这个孩子有缺钙症，需要补充钙质。
2. 2. Lathyrism can lead to weakened bones and increased risk of fractures.
   缺钙症会导致骨骼变弱，增加骨折的风险。
3. 3. Calcium deficiency is a common cause of lathyrism in children.
   钙缺乏是儿童缺钙症的常见原因。