In my performance as an Epidemiological professional in training at the E.S.E Hospital Salamina local from the month of January-September of the year 2020, I was able to evidence the main morbidities present in the population attending the emergency service and external consultation of the same. This company was established as a local administration and dedicated to Human health care activities, with an area of influence in the Municipality of Salamina magdalena. The epidemiological work carried out was based on the activities of the committee epidemiological study of the E.S.E Local Hospital of Salamina which I precede, in this sense I focus my work on the elaboration of the epidemiological profile. It was a great challenge to lead the fight against the covid-19 pandemic in the municipality of Salamina, Strategies such as field work were designed, where the population was characterized by means of screening and rapid tests. Undoubtedly, epidemiological surveillance can be considered a necessity in institutions health in the national territory, to design and execute strategies with the purpose of prevent the transmission of diseases, carry out interventions in the different morbidities that affect the general population, allowing planning in a efficient use of human, logistical, intellectual and financial resources.