What Is the Investigation Protocol for a Follow-Up Patient of Post

What is the investigation protocol for a follow-up patient of post percutaneous transluminal angioplasty of carotid artery?

A) Doppler ultrasound and Magnetic resonance imaging every 6 months
B) Examination 1-week post-procedure to check neurological status, Doppler ultrasound every 3-6 months then every year, Magnetic resonance imaging 3-months post-procedure
C) Echocardiography, Doppler ultrasound 1-week post-procedure and then every 6 months
D) Echocardiography, Doppler ultrasound and Magnetic resonance imaging at 1-week post-procedure and then every year