21. Refer to the summary for each type of Ehlers Danlos syndrome for a discussion of its inheritance pattern. 22. It is also being prescribed'off-label'for the postural tachycardia syndrome as well as complications resulting from Ehlers Danlos syndrome . 23. Ehlers-Danlos syndrome Six different types of this disorder, which lead to deformities in connective tissue, are known. 24. Affected parents should be aware of the type of Ehlers-Danlos syndrome they have and its mode of inheritance. 25. Ehlers Danlos syndrome is an inherited disorder estimated to occur in about 1 in 5, 000 births worldwide. 26. Some people have an inherited tendency to this type of scarring, for example, those with Ehlers-Danlos syndrome Classic Type. 27. In the past, Menkes disease, a copper metabolism disorder, was thought to be a form of Ehlers Danlos syndrome . 28. However, if there is widespread laxity of other connective tissue, then this may be a sign of Ehlers-Danlos syndrome . 29. Hypermobility can also be caused by connective tissue disorders, such as Ehlers-Danlos Syndrome ( EDS ) and Marfan syndrome. 30. Deficiency causes one of the types of Ehlers-Danlos syndrome where collagen density is reduced and elastic fibers are fragmentated.