Detecting artery occlusion and critical flow (velocity) diminution in acute ischemic stroke – methodological pitfalls of common vascular diagnostics

Problemstellung: Vascular emergency diagnostics following acute ischemic stroke tend to be performed by means of the technique most easily available at an institution and most familiar to the examiner. Patienten und Methode: However, as none of the commonly used techniques, i.e. CT angiography, color-coded duplex sonography, and digital subtraction angiography, is immune to restrictions from physical and physiological characteristics misleading results initiating an inappropriate or hindering a promising acute therapeutic intervention may not be excluded. To raise awareness towards methodological pitfalls especi…