underdevelopment of an organ because of a decrease in the number of cells
例句
I have a 16 month old with Optic Nerve Hypoplasia. 我有一个16个月大的孩子，视神经发育不全。他到处爬。。。
CTU offers the best modality in diagnosing renal hypoplasia. CTU的诊断符合率明显高于SPECT、IVU及B超。
Using femoral hypoplasia as a key word in OMIM proides 38 entries. 用股骨发育不全为关键词在OMIM上检索有38项结果。
My daughter has optic nerve hypoplasia and I think this is amazing. 我的女儿就视神经发育不全，我认为这很神奇。
Brain magnetic resonance imaging revealed hypoplasia of corpus callosum. 脑部核磁共显示胼胝体发育不良。
They were often accompanied by congenital coxa vara, ischium and pubis hypoplasia, spinal bifida or child carpale stunt. 且常伴有先天性髋内翻、坐耻骨发育不全、脊柱裂以及儿童腕骨发育滞迟等。
