与鸟类接触似乎是主要的危险因素,例如宠物鸟的主人、动物园或宠物店的工作人员、兽医、家禽和野生动物工作者以及诊断实验室工作人员易被感染。[14]National Association of State Public Health Veterinarians (NASPHV). Compendium of measures to control Chlamydia psittaci infection among humans (psittacosis) and pet birds (avian chlamydiosis). 2017 [internet publication].http://www.nasphv.org/Documents/PsittacosisCompendium.pdf该病原体通过直接接触感染性分泌物(包括被感染的粪便、鼻分泌物和组织)或空气中的悬浮颗粒传播。[6]Harkinezhad T, Geens T, Vanrompay D. Chlamydia psittaci infections in birds: a review with emphasis on zoonotic consequences. Vet Microbiol. 2009 Mar 16;135(1-2):68-77.http://www.ncbi.nlm.nih.gov/pubmed/19054633?tool=bestpractice.com[20]Magnino S, Haag-Wackernagel D, Geigenfeind I, et al. Chlamydial infections in feral pigeons in Europe: review of data and focus on public health implications. Vet Microbiol. 2009 Mar 16;135(1-2):54-67.http://www.ncbi.nlm.nih.gov/pubmed/18977610?tool=bestpractice.com
鸭子、火鸡和其他家禽饲养场中已有疫情暴发的报告,屠宰场工人和接触过野生鸽子和非鹦形目鸟类的人群也可能遭受感染。[1]Schlossberg D. Chlamydophila (chlamydia) psittaci (psittacosis). In: Mandell GL, Bennett JE, Dolin R, eds. Principles and practice of infectious diseases, 6th ed. Philadelphia, PA: Churchill Livingston; 2005:2256-2258.[6]Harkinezhad T, Geens T, Vanrompay D. Chlamydia psittaci infections in birds: a review with emphasis on zoonotic consequences. Vet Microbiol. 2009 Mar 16;135(1-2):68-77.http://www.ncbi.nlm.nih.gov/pubmed/19054633?tool=bestpractice.com[7]Gaede W, Reckling KF, Dresenkamp B, et al. Chlamydia psittaci infections in humans during an outbreak of psittacosis from poultry in Germany. Zoonoses Public Health. 2008 May;55(4):184-8.http://www.ncbi.nlm.nih.gov/pubmed/18387139?tool=bestpractice.com[16]Washington State Department of Health. Psittacosis: reporting and surveillance guideline. January 2018 [internet publication].http://www.doh.wa.gov/Portals/1/Documents/5100/420-070-Guideline-Psittacosis.pdf[17]Verminnen K, Duquenne B, De Keukeleire D, et al. Evaluation of a Chlamydophila psittaci infection diagnostic platform for zoonotic risk assessment. J Clin Microbiol. 2008 Jan;46(1):281-5.http://jcm.asm.org/content/46/1/281.fullhttp://www.ncbi.nlm.nih.gov/pubmed/18003799?tool=bestpractice.com[18]Telfer BL, Moberley SA, Hort KP, et al. Probable psittacosis outbreak linked to wild birds. Emerg Infect Dis. 2005 Mar;11(3):391-7.http://wwwnc.cdc.gov/eid/article/11/3/04-0601_articlehttp://www.ncbi.nlm.nih.gov/pubmed/15757553?tool=bestpractice.com[19]Queensland Department of Health, Australia. Animal contact guidelines - reducing the risk to human health 2014. August 2014 [internet publication].https://www.health.qld.gov.au/publications/clinical-practice/guidelines-procedures/diseases-infection/governance/zoo-guidelines.pdf[20]Magnino S, Haag-Wackernagel D, Geigenfeind I, et al. Chlamydial infections in feral pigeons in Europe: review of data and focus on public health implications. Vet Microbiol. 2009 Mar 16;135(1-2):54-67.http://www.ncbi.nlm.nih.gov/pubmed/18977610?tool=bestpractice.com[21]Laroucau K, de Barbeyrac B, Vorimore F, et al. Chlamydial infections in duck farms associated with human cases of psittacosis in France. Vet Microbiol. 2009 Mar 16;135(1-2):82-9.http://www.ncbi.nlm.nih.gov/pubmed/18947944?tool=bestpractice.com[22]Heddema ER, van Hannen EJ, Duim B, et al. Genotyping of Chlamydia psittaci in human samples. Emerg Infect Dis. 2006 Dec;12(12):1989-90.http://wwwnc.cdc.gov/eid/article/12/12/05-1633_articlehttp://www.ncbi.nlm.nih.gov/pubmed/17326961?tool=bestpractice.com 还有报告显示,飞禽秀和兽医教学医院也有疫情暴发。[23]Koene R, Hautvast J, Zuchner L, et al. Local cluster of psittacosis after bird show in the Netherlands, November 2007. Euro Surveill. 2007 Dec 13;12(12):E071213.1.http://www.eurosurveillance.org/ViewArticle.aspx?ArticleId=3328http://www.ncbi.nlm.nih.gov/pubmed/18082112?tool=bestpractice.com[24]Heddema ER, van Hannen EJ, Duim B, et al. An outbreak of psittacosis due to Chlamydia psittaci genotype A in a veterinary teaching hospital. J Med Microbiol. 2006 Nov;55(Pt 11):1571-5.http://jmm.sgmjournals.org/content/journal/jmm/10.1099/jmm.0.46692-0#tab2http://www.ncbi.nlm.nih.gov/pubmed/17030918?tool=bestpractice.com[25]Chan J, Doyle B, Branley J, et al. An outbreak of psittacosis at a veterinary school demonstrating a novel source of infection. One Health. 2017 Feb 24;3:29-33.https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5454149/http://www.ncbi.nlm.nih.gov/pubmed/28616500?tool=bestpractice.com
珍奇鸟类和其他宠物鸟类或哺乳动物的主人,以及暴露于急性或慢性感染鹦鹉热衣原体的野生动物的人类,也非常容易受到感染。[1]Schlossberg D. Chlamydophila (chlamydia) psittaci (psittacosis). In: Mandell GL, Bennett JE, Dolin R, eds. Principles and practice of infectious diseases, 6th ed. Philadelphia, PA: Churchill Livingston; 2005:2256-2258.[6]Harkinezhad T, Geens T, Vanrompay D. Chlamydia psittaci infections in birds: a review with emphasis on zoonotic consequences. Vet Microbiol. 2009 Mar 16;135(1-2):68-77.http://www.ncbi.nlm.nih.gov/pubmed/19054633?tool=bestpractice.com[20]Magnino S, Haag-Wackernagel D, Geigenfeind I, et al. Chlamydial infections in feral pigeons in Europe: review of data and focus on public health implications. Vet Microbiol. 2009 Mar 16;135(1-2):54-67.http://www.ncbi.nlm.nih.gov/pubmed/18977610?tool=bestpractice.com