subdural hygroma

例句：

1. 1.The patient had a subdural hygroma that required surgery to drain the fluid.
   患者有一个需要手术引流的脑膜下积水。
2. 2.The diagnosis of subdural hygroma in infants is often missed until they develop seizures.
   婴儿中脑膜下积水的诊断往往在出现抽搐后才被发现。
3. 3. The child's subdural hygroma resolved after receiving appropriate treatment.
   经过适当的治疗后，孩子的脑膜下积水得到了解决。