The first cases of SARS-CoV- 19 in Puerto Rico were confirmed by March 13, 2020. One of these cases was admitted to Mayaguez Medical Center (MMC). From March 9 to May 31, 2020 a total of 1085 Covid-19 PCR tests were performed in this Institution. From the total of tests performed, 25 patients were diagnosed with COVID-19 infection by the PCR test. This study has helped us to identify the peak of infection at Mayaguez Medical Center as well as epidemiological and clinical characteristics of the positive cases. Retrospective transversal study at Mayaguez Medical Center (MMC) from March to May 2020. Data was collected from the electronic health record. The inclusion criteria are COVID-19 PCR test from March 9, 2020 to May 31, 2020 ordered at MMC. The sample size was 1085 PCR test. Variables included municipally, chief complaint, associated symptoms, travel history, close contact exposure, comorbidities, smoking history, admission, and outcome. COVID-19 PCR positive test results were quantified and plotted in graphs. Patients were categorized by gender and age also divided between admission and discharge. Mayaguez Medical Center had two peaks of infection on March 21, 2020 and March 27, 2020. The infection peak in Puerto Rico was on March 30 to April 1, 2020. The majority of the patients presented with mild symptoms and were discharged with instructions to continue with social isolation and preventive measures. The positive rate of COVID-19 infection in our population was 2.3%. This number represents the extensive testing performed at Mayaguez Medical Center. The epidemiological characteristic of COVID-19 positive patients at Mayaguez Medical Center are citizens from Mayaguez, males younger than 65 y/o, who did not travel (or without history of traveling) but were exposed by a positive close contact and were discharged home from the emergency department. The clinical characteristics of these patients are a past medical history of hypertension, no smoking history, with chief complaints of cough and fever, associated with headache, weakness, and malaise.


Dr. Elizabeth Pabon-Vazquez is a second-year internal medicine resident at Mayaguez Medical Center, Puerto Rico. Her medicine degree was obtained in 2017 at University of Medicine and Health Sciences-St. Kitts. She completed her internship at Hospital Buen Samaritano at Aguadilla in 2019 and graduated from Southern New Hampshire University with a master’s in sciences in Healthcare Administration in 2020. The pandemic emergency of COVID-19 brough an opportunity to document, and research about the impact of COVID-19 virus in her community.