PATCH is a European based study that published in Lancet in May 2016. PATCH is trying to investigate the effects of platelet transfusion on acute intracranial bleed after using anti-platelet therapy. Study had 2 arms with 95 patients in each arm randomized to standard of care versus platelet transfusion in patient with intracranial bleed on anti platelet therapy . PATCH study is not recommending Platelet transfusion in patients with acute intracerebral hemorrhage who are on anti platelet therapy due to worsening outcome.