Often as isolated deformity,sometimes in conjuction with other dysplasias (Leri-Weill dyschondrosteosis-LWD, most common association; SHOX short stature homeobox-containing gene associated with LWD; microanatomy of phises and palmar ligament of patients with Madelung deformity and SHOX showed abnormal physeal architecture. 0Nail Patella Syndrome-onycho-osteodysplasia is associated with Madelung.
Repetitive trauma or loading on the growing wrist may cause a pseudoMadelung.)
Madelung is commonly observed bilateral with female prevalence and usually presenting between the ages of 6 and 13.
No classification; rarely reverse Madelung