Introduction: The advances in medicine, eradication and control of infectious diseases, as well as improvements in quality of life in recent decades, have brought greater longevity to the population, with the epidemiological transition of diseases taking place, with emphasis on Non-communicable Chronic Diseases, such as coronary heart disease. This research aims to identify the clinical parameters that the nursing team uses in the recognition of Cardiopulmonary Arrest in an Intensive Care Unit. Method: This is a descriptive research, with a qualitative approach, carried out in the intensive care center of a private hospital, located in the city of Belém, State of Pará. The participants were nursing professionals, who answered a semi-structured form, to analyze the actions and knowledge in emergencies in Cardiorespiratory Arrest by the clinically serious user. Results and Discussion: It can be observed that the participants identify a scenario of cardiorespiratory arrest through discomfort, facial expressions, pallor, difficulty breathing, vital signs, decreased cardiac output and saturation and absence of pulse. However, in relation to the behavior in the attendance, the research proved to be unsatisfactory in several approached aspects, it identified lack of knowledge of the nursing team in the taking of conducts and insecurity in the accomplishment of procedures. Conclusion: The performance of the nursing team in Cardiorespiratory Arrest must continue to be disseminated, aiming at greater safety and autonomy of these professionals, aiming at quality care, the nursing team must be able to attend to this type of clinical emergency, so that they can participate of constant training and updates, so that they become qualified and provide safe and effective care.
