My Wife Has High Blood Pressure 155/102 She Is A

my wife has high blood pressure 155/102 She is a slim small build and normally 120/70 or 80
She feels funny but cant explain it / has thrown her hip out and has drop foot from it / under physio and after 2 seesions is showing healthy improvement. Her blood pressure was just measured at the chemist and they said go to emergency as too high. any thoughts please?