Meningococcal Meningitis

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Presentation transcript:

Meningococcal Meningitis Dr Paul T Francis, MD Community Medicine College of Medicine, Zawia

Meningococcal meningitis Meningococcal meningitis is a serious disease with very high mortality Is seen worldwide but mostly in the ‘meningitic belt’ of Africa Immunization has reduced meningococcal meningitis in Libya to a negligible level

Meningococcal meningitis belt of Africa

Agent factors Agent – N meningitidis Source of infection – Carriers and cases Nasopharyngeal secretions contain the bacteria

Meningococci – beautiful but dangerous

Host factors Common in children and young adults

Skin lesions in Meningococcal meningitis

Environmental factors Occurs more commonly in winter and early spring Overcrowding as in hostels, schools, army barracks lead to rapid spread of disease

Epidemiological factors Mode of transmission – droplet infection Incubation period – 3-4 days

Prevention and control An effective vaccine is available to prevent Meningococcal meningitis In Libya children are vaccinated at the age of 6 at the time of school entry

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