The purpose of Thordis‘ CMT4A Research Trust Fund to support research and the development of a cure for CMT4A and to support Thordis, who has been diagnosed with CMT4A. Charcot-Marie-Tooth (CMT) is a group of inherited disorders of the peripheral nervous system. Thordis is a 15 year old girl who has been diagnosed with a rare and severe subtype called CMT4A  which is caused by a mutation in the GDAP1 gene and leads to progressive nerve damage and loss of muscle tissue. It can also cause vocal cord and diaphragm paresis. Many patients are wheelchair dependent by the end of the first decade of life.