Tag: gastroenterology
Black Esophagus: Rare Acute Esophageal Necrosis Case Highlights Critical Recognition Need
A rare case of acute esophageal necrosis documented in NEJM highlights the critical need for early recognition of this life-threatening…
Vitamin B12 Absorption: Seven-Step Biochemical Pathway Determines Nutritional Status
New research reveals vitamin B12 absorption as a complex seven-step biochemical pathway where failure at any single point can cause…
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