Needs a new heart

My 11 year old son was told yesterday he can die , he has hypertrophic obstructive cardiomyopathy , & the heart muscle is very thick , so only the heart can drip the blood around , the heart muscle will grow thick so fast makeing all his organs shout down and he will die , has his mum I don’t want that to happen so I want to get him out To Texas to get him the heart that U.K. said he can’t , have so everyone please please help with any think every penny will help get this boy what he needs I will up date my page step bye step to show u all how it goes thank u all