male patient 46 y old heavy smoker presented 3 weeks ago at another hospital with severe headache where he was diagnosed as migraine and assurance was done . he presented later by persistence of the headache where on examination showed meningeal signs ( stiff neck) no other s/s were to be detected. CTA was recommended
DSA was planned where Pipeline was decided in X technique
What is the incidence of complications after flow diverter in bifurcations ?