my brother's bp is 140/90,150/100 in last mth,last nite he said he can feel that his heart beats fast,went to consult dr and his bp at 10 p.m is 160 /110 ,dr said to come in mrng ,I was just worried abt him. hes just 29 ,plzz tel me .wat tests need to be done.is there any necessity of angiogram