Mostly because of vascular malformations, the limbs are unequal in length and equal in thickness. Generally, there is vascular malformation on the thick side, which can be diagnosed by angiography.

Wang Qiang, a doctor from Beijing Children's Hospital, solemnly reminds me that because I can't see the patient face to face, I can't fully understand the condition. The above suggestions are for reference only. Please go to the hospital for specific diagnosis and treatment under the guidance of a doctor! )