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Diseases » Meningococcal disease » Contagiousness

Is Meningococcal disease Contagious?

Transmission of Meningococcal disease from Person to Person

Meningococcal disease has subtypes that are considered contagious and also has subtypes that are not contagious. Generally the disease can be transmitted by saliva, air, cough, fecal-oral route, surfaces, blood, needles, blood transfusions, sexual contact, mother to fetus, etc., but not ALL subtypes.
Meningococcal disease, although infectious, is not a genetic disease. It is not caused by a defective or abnormal gene.

Transmission of Meningococcal disease

Transmission of Meningococcal disease to a person can be by way of:

  • contaminated air.

Contagiousness properties for Meningococcal disease:

  Contagious overall?: Yes

  Contagious by droplet?: Yes

  Contagious from kissing?: Yes

  Contagious from saliva?: Yes

Contagion summary:

Generally occurs through direct contact with respiratory secretions from a nasopharyngeal carrier. (Source: excerpt from Meningococcal Disease: DBMD)

About contagion and contagiousness:

Contagion and contagiousness refers to how easily the spread of Meningococcal disease is possible from one person to another. Other words for contagion include "infection", "infectiousness", "transmission" or "transmissability". Contagiousness has nothing to do with genetics or inheriting diseases from parents. For an overview of contagion, see Introduction to Contagion.


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