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Middle East Respiratory Syndrome (MERS) is a viral respiratory illness that is new to humans. It was first reported in Saudi Arabia in 2012 and has since spread to several other countries, including the United States. Most people infected with MERS-CoV developed severe acute respiratory illness, including fever, cough, and shortness of breath. Many of them have died.


MERS in Republic of Korea

Since May 2015, the Republic of Korea has been investigating an outbreak of MERS. It is the largest known outbreak of MERS outside the Arabian Peninsula.

CDC does not recommend that Americans change their travel plans to the Republic of Korea or other countries because of MERS. See MERS in the Republic of Korea, Watch- Level 1 Travel Notice.

For more information, see WHO: Middle East Respiratory Syndrome Coronavirus (MERS-CoV), and CDC HAN Advisory: Updated Information and Guidelines for Evaluation of Patients for Middle East Respiratory Syndrome Coronavirus (MERS-CoV) Infection, June 11, 2015.

Countries with Lab-Confirmed MERS Cases

Countries in or near the Arabian Peninsula with MERS cases: Iran, Jordan, Kuwait, Lebanon, Oman, Qatar, Saudi Arabia, United Arab Emirates (UAE), and Yemen.

Countries with travel-associated MERS cases: Algeria, Austria, China, Egypt, France, Germany, Greece, Italy, Malaysia, Netherlands, Philippines, Republic of Korea, Thailand, Tunisia, Turkey, United Kingdom (UK), and United States of America (USA).

CDC Commentary: Be on the Lookout for MERS-CoV

CDC Commentary: Be on the Lookout for MERS-CoV
CDC's Dr. Susan Gerber provides an update on MERS, including when to evaluate patients, collecting appropriate specimens, and infection control.
Running Time 5:26 mins
Date Released 06/23/2014