All are features of a normal venous doppler except?: (A) Triphasic pattern, (B) Flow Ceases with Valsalva, (C) Flow Augmentation with Distal Compression, (D) Compressibility
Answer is A. Normal Venous doppler is Monophasic with Respiratory and Cardiac Phasicity. High Resistance Peripheral Aeries show a Triphasic pattern.