The vascular system analysis is a process, which involves all the different phases of an operation: diagnosis, pre-operative planning, intra-operative and follow-up evaluations. DSA Purpose One of the major factors determining the outcome of interventions in arteriovenous malformations (AVMs) is a pre-interventional diagnostic imaging. While it may be sufficient to determine the exact anatomical location for other lesions, information about functional properties of AVM like the speed of flow,

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... ansit vessels nurturing eloquent brain areas as well as subcomponents with nidus, feeding and draining vessels is crucial for interdisciplinary treatment and efficacy of the therapy. This is true for embolisation as well as for microsurgery and radiosurgery.