The state of shock is a frequent diagnosis in the critical areas, prehospital, emergency, operating room and intensive care unit, clinical hemodynamic monitoring is essential to make the diagnosis of tissue hypoperfusion and its causes, in addition to guiding therapeutics, the challenge It consists of performing adequate monitoring with the tools available in our service, recent studies show that the data found with the clinic have good reliability when compared to other types of monitoring such as invasive and semi-invasive.