Given the presence of brachydactyly and short stature, TRPS could be confused with the AHO phenotype, especially so if obesity (or overweight) and/or PTH resistance [37] and another hormone imbalance (GH deficiency has also been reported in some TRPS cases [43–47]) appear in the clinical profile, as shown in our two previously published cases [33] reviewed here. The gene discussed is PTH; the disease is trichorhinophalangeal syndrome.