Fig. 18.1 CTA showing minimal carotid disease at right and left bifurcation (arrow) Fig. 18.2 CTA showing (a) severe left proximal internal carotid artery stenosis (arrow); (b) same patient showing…
Fig. 15.1 (a) Illustration of the head showing locations of the acoustic windows for transcranial Doppler examination except transforaminal approach . The transtemporal window for transcranial Doppler and color-coded duplex…
Sensitivity (95% CI)a Specificity (95% CI)a PPV (95% CI)a NPV (95% CI)a Overall accuracy (95% CI)a Consensus normal stenosis 100 (100, 100) 100 (100, 100) 100 (100, 100) 100…
Fig. 14.1 (a) Rotated contrast-enhanced 3D MR angiogram of cervical arteries. The arrowheads indicate the right VA along its extra- and intracranial course. (b) Longitudinal (V0 through V3 segments) and…
Fig. 62.1 Completed step-table image of lower extremity arterial runoff Additional hardware and software are needed to accommodate step-table acquisition, including MRI coils specific to each segment imaged and controls…
CPT CPT descriptor 2016 APC 2017 APC 93880 Duplex extracranial arteries, complete bilateral 5532 5523 93882 Duplex extracranial arteries, unilateral or limited 5532 5522 93886 Transcranial Doppler intracranial arteries; complete…
Category High-velocity criteria Low-velocity criteria Drop in ABI I (highest risk) PSV > 300 cm/s or Vr > 3.5 GFV < 45 cm/s >0.15 II (high risk) PSV > 300…
Fig. 3.1 Illustration of the interaction and interdependence of the components of comprehensive quality program . This Venn diagram illustrates the essential components of any comprehensive quality program and shows…
Fig. 12.1 IMT measurement methodology. CCA, ICA, and ECA common, internal, and external carotid artery Validation Criteria to Validate a New Biomarker The AHA published the principles to specifically address…
Fig. 9.1 Use of antihypertensives and their effect on diastolic blood pressure (a) and use of lipid-lowering drugs by year (b) during the ACST trial. Modified from Halliday A, et…
