This series of products goes beyond the introductory level. Some of these products are in an interactive format, and are designed to aid in interpretation of test results. CLICK ON PICTURE ICONS FOR PRODUCT DESCRIPTIONS. Learn pre-operative and post-operative imaging protocols for both hemodialysis access grafts and fistulas. This DVD presentation will describe typical locations, types of grafts/fistulas, and describe expected arterial and venous flow patterns. Availability: Usually ships the next business day. Ultrasound Evaluation of Dialysis Access Grafts and Fistulas VL-123-DG$99.00 Twenty three venous case studies to demonstrate normal venous anatomy and variants, illustrate unusual venous flow patterns, and helpful hints to recognize incidental findings that mimic symptoms of venous thrombosis Availability: Usually ships the next business day. Interesting Venous Case Studies Interactive-2CD set- with 23 cases. NEW! CD-VCS$165.00 Target audience: Physicians, sonographers and other medical professionals involved with evaluation of venous insufficiency and treatment of disease. Specific focus is on ultrasound–guided venous obliteration/sclerosing of the superficial venous systems. Availability: Usually ships the next business day. Ultrasound - Guided Endovenous Treatment of Varicose Veins- DVD VL-64-ETVD$99.00 Presentation on DVD for performing a renal artery color duplex exam. Normal and abnormal sonographic appearance of the kidney. Techniques for direct and indirect renal Doppler assessment of stenosis; Quantitative and qualitative methods, measurements and diagnostic criteria are discussed. This DVD is a "MUST" for those learning renal Doppler. Availability: Usually ships the next business day. New! "How to" Guide for Renal Doppler -DVD VL-RD$99.00 Lecture topics include:Sonographic characteristics associated with homogeneous and heterogeneous plaque formation; Spectral Doppler waveform characteristics seen with carotid artery disease; How to differentiate carotid artery occlusion from trickle flow; How to apply Doppler measurements to current published diagnostic criteria. Availability: Usually ships the next business day. Carotid Stenosis Assessment- DVD VLR-3-CSAD$99.00 This CD-ROM program is designed for the physician and sonographer who wish to elevate ultrasound interpretation skills and assess their level of knowledge in recognizing common and unusual carotid pathology. Availability: Usually ships the next business day. Carotid Case Studies Interactive CD ( 2004) CD-CCS$150.00