Introduction:

Upper gastrointestinal bleeding it’s a frequent clinical situation, has different etiologies, diagnostic methods and treatments for the management of these patients, in addition, has clinical scales to predict outcomes in those patients.

Objective:

To describe key points related to the etiology, diagnosis, risk factors, and evaluation scales that have been used in patients with this entity.

Methodology:

Articles published in spanish and english were included, the majority between 2013 and 2019 that have content related to the objective of this manuscript.

Conclusions:

Upper gastrointestinal bleeding is the main gastroenterological emergency, with different etiologies and methods of diagnosis and treatment aimed at improving the survival of these patients; currently, different evaluation scales are recommended to predict outcomes in these patients, but studies have differences in the results between them, which creates an opportunity of clinical research for patients and clinical practice benefit. MÉD.UIS.2020;33(3):9-20.

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