question: My dad is 83 has prostate/bladder cancer the bladder cancer has been in resession for 12/12 now with maintainence therapy of BCG immunotherapy.... yesterday experienced BP 211/153 lowerr to 116/68 after rest.He saw his GP who indicated it was something to do with a rush of adrenaline/cortisol? This afternoon BP is 126/96(sitting) P 51 however standing his BP 125/65 but his P drops to 40 oth pulse readings are irregular what could this indicate??