She put the cuff around the wrong appendage.
Blackdog, the nurse recorded a B/P of 400/300, thats a little high. We going to start you on this new blood pressure medicine. Its called potassium nitrate and Im sure it will get it down for you.It will also help get more oxygen to your brain.
Yep. My Doctor hired a cute young redhead for as nurse assistant. When she took my bp, she tucked my hand in her armpit next to her well-endowed chest I was thinking "Yep, blood pressure will higher than normal" and it was!