Toxic Epidermal Necrolysis ScoreSee equation card for instructionsLoading...Is patient 40 years old or older?No0Yes+1Is skin detachment greater than 10% BSA?No0Yes+1Is there underlying malignancy?No0Yes+1Is heart rate greater than 120 bpm?No0Yes+1Is BUN greater than 27 mg/dL?No0Yes+1Is serum glucose level greater than 250 mg/dL?No0Yes+1Is serum bicarbonate less than 20 mEq/L?No0Yes+1