According to a new report published by Transparency Market Research "Meningococcal Vaccines Market (Polysaccharide, Conjugate, and Combination Vaccines, along with Pipeline Analysis) - Global Industry Analysis, Size, Share, Growth, Trends and Forecast, 2013 - 2019," the market for meningococcal vaccines was valued at USD 1.5 billion in 2012 and is expected to reach a value of USD 3.7 billion in 2019, growing at a CAGR of 14.9% from 2013 to 2019. Meningococcal disease is caused by the bacterium Neisseria meningitidis and occurs sporadically throughout the world with seasonal variations. It accounts for a proportion of endemic bacterial meningitis, which can progress very rapidly leading to death within 24 hours from the onset of symptoms. The disease is often misinterpreted as common flu in most of the cases. Five out of the several serogroups are known to cause meningococcal disease.