Monarch Disease Ontology identifier MONDO_0004619 (measles) is a highly contagious viral infection caused by the measles virus. Symptoms appear 8-12 days after exposure and include a rash, cough, fever and muscle pains that can last 4-7 days. Measles vaccines are available to provide prophylaxis, usually combined with mumps and rubella vaccines (MMR). Also known as: Measles morbillivirus caused disease or disorder, Measles morbillivirus disease or disorder, Measles morbillivirus infectious disease, morbilli, rubeola infection.