HAT (Hemorrhage After Thrombolysis) Score for Predicting Post-tPA HemorrhageLoading...History of diabetes or initial glucose > 200 mg/dLNo0Yes+1Pre-tPA NIH Stroke Scale< 15015-20+1≥ 20+2Easily visible hypodensity on initial head CTNo0Yes, < 1/3 of MCA territory+1Yes, ≥ to 1/3 of MCA territory+2Indications for UseInsights & Cautions