Mulige årsager for Heart Valve Disease Aortaklaplidelse Mitralventilinsufficiens Mitral ventilstenose Influenza Patent Ductus Arteriosus Aortaforsnævring Marfans syndrom Mitralventilsygdom Infektiv endokarditis Fabry sygdom Cerebral embolisme Bakteriel endokarditis Aortaklapinsufficiens Mucopolysaccharidosis Carcinoidtumor Mucopolysaccharidosis 2 Mucopolysaccharidosis 4A Hypereosinofilt syndrom Mukopolysaccharidose 6 Mucopolysaccharidosis 1 Ondartet carcinoid-syndrom Noonan syndrom Lavt cardiac output-syndrom Aortastenose med bicuspid ventil