Purulent meningitis

The most common pathogens of purulent meningitis are pneumococcus, meningococcus, and Haemophilus influenzae type B, followed by Staphylococcus aureus, Streptococcus, E. coli, denaturing bacteria, anaerobic bacteria, Salmonella and Pseudomonas aeruginosa. The source of infection can be caused by infection of the heart, lungs, and other organs to the ventricles and the subarachnoid space system, or by the direct spread of infected lesions of the skull, vertebra, or brain parenchyma. It is one of the diseases with high morbidity and high mortality rate worldwide. It usually develops acutely and occurs in infants and young children and the elderly over 60 years.