ABC | Volume 112, Nº6, June 2019

Statement Vascular Ultrasound Statement from the Department of Cardiovascular Imaging of the Brazilian Society of Cardiology – 2019 Arq Bras Cardiol. 2019; 112(6):809-849 Table 20 – Mapping of arteriovenous fistulas for hemodialysis before the procedure Arterial diameter – mm Venous diameter – mm Axillary Brachial Radial Ulnar Brachial Radial Ulnar Cephalic Basilic Proximal arm/forearm Mid arm/forearm Distal arm/forearm Elbow/wrist Skin-vessel depth Distance A-V Table 21 – Mapping of arteriovenous fistulas for hemodialysis after the procedure Anastomosis: Arterial diameter – mm Venous diameter – mm Axillary: Brachial Radial Ulnar Brachial Radial Ulnar Cephalic Basilic Proximal arm/forearm Mid arm/forearm Distal arm/forearm Elbow/wrist Skin-vessel depth Figure 15 – Steal phenomenon with retrograde flow in the radial artery (in blue), in the segment distal to the anastomosis of arteriovenous fistulas for hemodialysis. AVF LEFT RADIAL A. RETROGR. FL. 2. Examination after the procedure (Table 21): • Describe the type of AVFH and its location; inform if it is functional, dysfunctional, or non-functional, mentioning the cause, location, and extension of the involvement • Report the afferent and efferent volumes (ml/min). 6. Deep Venous Thrombosis 6.1. Introduction DVT and pulmonary embolism (PE) are part of the same disease spectrum: venous thromboembolism (VTE). DVT 834