The Bottom Line: The risk factors for acquiring cryptococcus gattii are:
- Age > 50 years
- History of smoking
- Corticosteroid use
- HIV infection
- History of cancer
- History of chronic lung disease
References: MacDougall L, Murray F, Romney M, Starr M, et al. Risk factors for Cryptococcus gattii infection, British Columbia, Canada. Emerg Infect Dis. 2011 Feb;17(2):193-199. Doi:10.3201/eid1702.101020
Bartlett KH, Cheng PY, Duncan C, Galanis E, et al. A decade of experience: Cryptococcus gattii in British Columbia. Mycopathologia. 2012 Jun;173(5-6):311-9. Doi:10.1007/s11046-011-9475-x.
Summary: Cryptococcus gattii is commonly believed to infect those with healthy immune systems, yet several immunosuppressive and pulmonary conditions seem to be risk factors (MacDougall et al, 2011).