Family Cluster of Middle East Respiratory Syndrome Coronavirus Infections, Tunisia, 2013

In 2013 in Tunisia, 3 persons in 1 family were infected with Middle East respiratory syndrome coronavirus (MERS-CoV). The index case-patient's respiratory tract samples were negative for MERS-CoV by reverse transcription PCR, but diagnosis was retrospectively confirmed by FOR of serum. Sequences clustered with those from Saudi Arabia and United Arab Emirates.