In 1887 the first human electrocardiogram was registered and in 1902 the electrocardiograph was invented. This represents the cardiac electrical activity in a non-invasive way through the surface of the body and is a component for the evaluation of cardiac diseases. It is low cost and risk. The electrocardiogram is an important tool and is poorly interpreted by medical students and physicians and, therefore, ne...
Introduction: Appendix neoplasms are rare and identified in about 1% of all appendectomies, with the most common etiologies being first of epithelial origin and second, neuroendocrine. Neuroendocrine tumors are derived from enterochromaffin cells, producing the granules Chromogranin A and Synaptophysin and are the second most common histological type of appendix neoplasm, often found incidentally after appendec...