Which tachycardia has a rapid, narrow QRS, with tachycardia that starts and stops abruptly?
A) AF
B) PSVT
C) TdP
D) A flutter
Answer: PSVT
Which tachycardia has a rapid, narrow QRS, with tachycardia that starts and stops abruptly?
A) AF
B) PSVT
C) TdP
D) A flutter
Answer: PSVT