矮小症是一组由不同病因导致的身材矮小,即孩子的身高比同地区、同年龄、同性别的健康孩子的平均身高低2个标准差(2SD),或孩子的身高在健康儿童生长曲线的第三百分位数线以下。一种情况是个子矮,但身体各部分的比例匀称,就好像整个小了一号,称之为匀称性矮小;还有一种情况外观也是匀称性矮小,体型正常,但生长缓慢,常见于垂体性侏儒症等;另一类身材矮小的孩子不仅个子矮,而且 Short stature is a group of short stature caused by different causes, that is, the child’s height is 2 standard deviations (2SD) lower than the average height of a healthy child in the same region, same age and same sex, or the height of a child in a healthy child growth curve The third percentile line below. A situation is sub-dwarf, but the proportion of all parts of the body well-proportioned, as if the whole little one, called the symmetry of short; there is a case of appearance is also short, normal, but slow growth, common in pituitary Sexual dwarfism, etc .; another short stature of children not only short, but also