Achondroplasia: The Most Common Cause of Short Stature
Achondroplasia is the leading cause of short stature, accounting for approximately 70 percent of all cases. Medical professionals often diagnose this condition even before a child is born, thanks to the use of ultrasounds. As babies grow and develop, their skeletal structures undergo transformation as cartilage gradually hardens into bone. However, individuals with achondroplasia have a genetic abnormality that hinders the proper conversion of cartilage into bone. This can lead to various developmental changes, including shorter limbs, skull deformities, and an increased curvature of the spine. Moreover, adults living with achondroplasia may face breathing difficulties due to the pressure their heads exert on the upper spinal cord.
Pseudoachondroplasia: A Delayed-Onset Short Stature Condition
Unlike certain conditions that are evident from birth or during the prenatal stage, pseudoachondroplasia is a medical condition that may not manifest until a child reaches the age of two to three years. At this point, parents may notice that their child’s growth rate differs from that of their peers. Abnormal development in the lower limbs and relatively short fingers are common characteristics of pseudoachondroplasia. It is crucial to differentiate this condition from achondroplasia or hypochondroplasia, as they have distinct genetic origins, despite potential misdiagnosis by some physicians.