Investigation of choice for screening of proximal internal carotid artery stenosis is :
ADoppler ultrasound (USG)
BCT angiography
CMagnetic resonance imaging (MRI)
DDigital subtraction angiography (DSA)
How does 'hepatic vein thrombosis' present on Doppler ultrasound?
AAbsent or reversed flow
BAnechoic appearance
CIncreased flow
DNormal triphasic flow
'Triphasic waveform' on colour Doppler is of
APortal vein
BHepatic artery
CHepatic vein
DAll of the options
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