Contagious: Legionnaires' disease


About contagion: Contagion and contagiousness refers to how easily the spread of Legionnaires' 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.

Contagion summary: Airborne. Well-known from air conditioning towers and other evaporative coolers.

Contagiousness properties of Legionnaires' disease:
  Contagious airborne?: Yes

Contagion summary: There is no evidence for person-to-person spread of the disease.1

Legionellosis is not passed from person to person, and there is no evidence of persons becoming infected from auto air conditioners or household window air-conditioning units. 2

Person-to-person transmission does not occur.3

1. excerpt from Legionnaires' Disease: NIEHS_1
2. excerpt from Legionellosis (General): DBMD
3. excerpt from Legionellosis: DBMD

Last revision: May 30, 2003

Medical Tools & Articles:

Next articles:

Medical Articles:
CureResearch.comTM Copyright © 2010 Health Grades, Inc. All rights reserved.
Home | Contents | Search | Site Map | Feedback | Contact Us | Terms of Use | Privacy Policy | About Us | Advertise