Fibromuscular Dysplasia, Multifocal, also known as fmdmf, is related to ehlers-danlos syndrome, classic type, 2 and ehlers-danlos syndrome. An important gene associated with Fibromuscular Dysplasia, Multifocal is COL5A1 (Collagen Type V Alpha 1 Chain). Affiliated tissues include skin and smooth muscle, and related phenotypes are arterial fibromuscular dysplasia and vertebral artery tortuosity