hemihyperplasia

例句：

1. 1. Hemihyperplasia is acondition in which the growth of one sideof the brain is accelerated compared tothe other.
   半侧体增生是一种情况，其中一侧大脑的生长速度比另一侧快。
2. 2. This patient had a hemihyperplasia of the left cerebral hemisphere due to a congenital defect.
   这位患者由于先天性缺陷而左侧大脑半球出现半侧体增生。
3. 3. The diagnosis of hemihyperplasia can be challenging due to its nonspecific symptoms.
   由于其非特异性症状，诊断半侧体增生可能会很具挑战性。