P 520. Unclear Strokes in Pediatrics—Adenosine Deaminase 2 (ADA2) Deficiency as a Therapeutic Relevant Differential Diagnosis to Acquired Inflammatory CNS Diseases - Christ, Stine; Haber, Benjamin; Grulich-Henn, Jürgen; Helling-Bakki, Astrid; Hoffmann, Georg Friedrich; Lutz, Thomas; Tönshoff, Burkhard; Syrbe, Steffen; Haas, Dorothea; Youssef, Hudda; Eich, Gwendolyn; Hanebeck, Benjamin; Ziegler, Andreas (Neuropediatrics, 2018)