Glasgow Blatchford Score, MaleLoading...BUN< 18.1 mg/dL0> 18.2 mg/dL+1Hemoglobin> 13 g/dL0< 12.9 g/dL+1Systolic BP> 109 mm Hg0< 108 mm Hg+1Pulse< 99 bpm0> 100 bpm+1MelenaNo0Yes+1SyncopeNo0Yes+1Hep DzNo0Yes+1Hrt FailureNo0Yes+1适用指征洞见与注意事项