Second catheter angiography after initially negative invasive and non-invasive Imaging in patients with atraumatic subarachnoidal hemorrhage

Adrian Ringelstein, Oliver Mueller, Sophia L. Goericke, Christoph Moenninghoff, Ulrich Sure, Michael Forsting & Marc Schlamann
Objective: This study aimed to determine the yield of DSA for the detection of causative vascular lesions in patients with atraumatic SAH and negative initial noninvasive and invasive neurovascular examinations (CTA, DSA and MRA). Method: We retrospectively evaluated 7147 invasive catheter angiographies[for full text, please go to the a.m. URL]