BACKGROUND Inflammatory myofibroblastic tumor(IMT) is a rare mesenchymal tumor that is characterized by spindle cells differentiated from muscle fibroblasts and
BACKGROUND Macro-aspartate aminotransferase(AST), a macroenzyme, is a high-molecular mass complex formed by self-polymerization or association with other serum
BACKGROUND Upper gastrointestinal bleeding(UGIB) after an acute myocardial infarction(AMI) is not an uncommon complication. Acute UGIB caused by Mallory-Weiss s
BACKGROUND Extramedullary myelinolysis is a rare demyelinating disease, often caused by rapid increases in serum sodium concentration in patients with hyponatre