The child with rickets is being treated professionally in the hospital.

这个患有佝偻症的儿童在医院接受专业治疗。

In recent years, the incidence of severe rickets has decreased year by year.

近年来，重度佝偻病的发病率逐年降低。

Rickets is a human disease that occurs during childhood due to insufficient vitamin D intake.

佝偻病是一种在儿童时期发生的人类疾病，原因是维生素D摄取不足。

Rickets is quite rare now.

佝偻病现在很少见了。

In fact, this is one of the early symptoms of rickets.

其实，这正是佝偻病的早期症状之一。

Vitamin D prevents the children's bone disease rickets.

维生素D预防儿童的骨骼疾病——佝偻病。

They also prevent certain diseases such as rickets and pellagra.

它们还防止某些疾病，如佝偻病和糙皮病。

Objective: To discuss the relation of rickets and blood lead level.

目的：探讨佝偻病的发病及治疗与血铅水平的关系。