“When a patient comes in with LGIB, what needs to be ruled out first and how is this done?”,”After resuscitation, r/o UGIB. 1) NG tube (blood = UGIB, clear with no bile = move to EGD

“When a patient comes in with LGIB, what needs to be ruled out first and how is this done?”,”After resuscitation, r/o UGIB. 1) NG tube (blood = UGIB, clear with no bile = move to EGD

clear with bile = no UGIB)2) EGD (r/o duodenal sources of UGIB)”