Keywords : Bernoulli’s equation, carotid stenosis, carotid ultrasound, CCA, color Doppler aliasing, color Doppler, common carotid artery, Doppler angle, ECA, EDV, end diastolic velocity, external carotid ultrasound, fibromuscular dysplasia, FMD, ICA, internal carotid artery, NASCET criteria, Peak systolic velocity, post stenotic turbulence, PSV, Society of Radiologists in Ultrasound, spectral Doppler aliasing, spectral Doppler, SRU, tardus parvus waveform, tortuous ICA