Thoracic Key

Increasing sheath size Cannulation of artery other than common femoral artery Calcified artery Increased body mass index Concurrent anticoagulation Combined arterial and venous puncture Failure to provide appropriate postoperative compression…

Fig. 40.1 Photoplethysmographic waveforms (PPG). (a) Normal waveforms. (b) Borderline abnormal with partial attenuation of waveforms. (c) Abnormal with complete flattening of the waveforms Direct Testing with Duplex Ultrasound Duplex…

Fig. 28.1 Significant increase in local velocity, confirmed by aliasing in color and PSV ratio. Severe peroneal artery stenosis suggested based on PSV ratio >3 (458.3/149  =  3.07) Patency or…

Fig. 3.1 The three components of a continuous quality improvement program Quality assurance (QA) – documents outcomes and accuracy as well as assessing adherence to policies, procedures, and other standards….

1. Vascular lab (accredited) standards (a) Written report that can be reviewed by an insurance company (b) Images recorded and available for review, including anatomy, reflux, and measurements of size…

Fig. 30.1 Brachial artery bifurcation Protocol The examination is usually performed with the patient supine and the arm alongside the body where the radial artery can be easily assessed. A…

and Hisham Bassiouny3   (1) Department of Surgery, Robert C. Byrd Health Sciences Center, West Virginia University, 3110 MacCorkle Ave SE, Charleston, WV 25304, USA (2) Charleston Area Medical Center, Charleston, WV, USA…

Fig. 33.1 Plethysmographic (PVR) tracings at thigh, calf, and toe levels in a 4-year-old girl with multiple congenital AV fistulas involving the entire left leg (Reprinted from Rutherford [5]. With…

Fig. 10.1 Three-dimensional CT angiogram shows locations of the acoustic windows for transcranial Doppler examination except transforaminal approach. The transtemporal window for insonation may be found above the zygomatic arch…