2 results
Helpful Clues for Distinguishing Upper vs. Lower GI Bleeding
Upper GI Bleed (proximal to ligament of Treitz):
Lower GI Bleeding ... (proximal to ligament ... distal to ligament ... Lower #GIBleed #comparison ... #versus #diagnosis
Helicobacter Pylori Testing  Methods - Sensitivity and Specificity

Serology - 85% - 79% - Does not
distinguish active versus ... does not need endoscopy ... dyspepsia, FHx of GI ... Testing #Laboratory #Diagnosis ... #Accuracy