Ultrasound in critical care [ultrasonografía en cuidados críticos]

Ultrasound is a pluripotential tool that has been shown to be useful in the diagnostic study and evolutionary control of different pathologies.The use of protocols (BLUE, FALLS, PINK) has shown high diagnostic precision in entities such as pneumonia, pulmonary embolism, pneumothorax, heart failure, diaphragmatic or musculoskeletal evaluation.Its exponential growth has positioned the technique as the preferred option for non-invasive and bedside evaluation.This article proposes a simplified and non-systematic review, of quick and easy reading, of the reasons why ultrasound has become, in recent years, a standard of care for critically ill patients.