Effectiveness of different methods to control legionella in the water supply: Ten-year experience in an Italian university hospital

Journal of Hospital Infection

Volumn 77, Issue 1, 2011, Pages 47-51

  Marchesi, I ^a   Marchegiano, P ^b   Bargellini, A ^a   Cencetti, S ^b   Frezza, G ^a   Miselli, M ^b   Borella, P ^a  

^a UNIVERSITY OF MODENA AND REGGIO EMILIA   (Italy)

^b UNIVERSITY OF MODENA AND REGGIO EMILIA   (Italy)

Author keywords

Costs; Disinfection; Effectiveness; Hospital acquired Legionnaires' disease; Hot water distribution system; Legionella

Indexed keywords

CHLORINE DIOXIDE; MONOCHLORAMINE;

ARTICLE; BACTERIAL COLONIZATION; BACTERIUM CONTAMINATION; CHLORINATION; DISINFECTION; HOSPITAL INFECTION; LEGIONELLA; NONHUMAN; UNIVERSITY HOSPITAL; WATER SUPPLY;

BACTERIAL LOAD; CROSS INFECTION; DISINFECTANTS; DISINFECTION; FILTRATION; HOSPITALS, UNIVERSITY; HOT TEMPERATURE; HUMANS; INFECTION CONTROL; ITALY; LEGIONELLA; WATER MICROBIOLOGY; WATER SUPPLY;

EID: 78650517560     PISSN: 01956701     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jhin.2010.09.012     Document Type: Article

References (29)

1. Yu V.L., Stout J.E. Hospital characteristics associated with colonization of water systems by Legionella and risk of nosocomial legionnaires' disease: a cohort study of 15 hospitals. Infect Control Hosp Epidemiol 2000, 21:434-435.
2. Sabria M., Yu V. Hospital-acquired legionellosis: solutions for a preventable infection. Lancet Infect Dis 2002, 2:368-373.
3. Superior Institute of Health. Italian guidelines for prevention and control of Legionellosis. G.U. 5/5/2000, n.103.
4. Bentham R., Surman-Lee S., Lee J.V., Briand E., Van de Kooj D. Potable water and in-building distribution systems. Legionella and the prevention of legionellosis 2007, 57-68. WHO Press, Geneva. J. Bartram, Y. Chartier, J.V. Lee, K. Pond, S. Surman-Lee (Eds.).
5. Peiro Callizo E.F., Sierra J.D., Pombo J.M., Baquedano C.E., Huerta B.P. Evaluation of the effectiveness of the Pastormaster method for disinfection of legionella in a hospital water distribution system. J Hosp Infect 2005, 60:150-158.
6. Chen Y.S., Liu Y.C., Lee S.S., et al. Abbreviated duration of superheat-and-flush and disinfection of taps for Legionella disinfection: lessons learned from failure. Am J Infect Control 2005, 33:606-610.
7. Mouchtouri V., Velonakis E., Hadjichristodoulou C. Thermal disinfection of hotels, hospitals, and athletic venues hot water distribution systems contaminated by Legionella species. Am J Infect Control 2007, 35:623-627.
8. Triassi M., Di Popolo A., Ribera D'Alcalà G., et al. Clinical and environmental distribution of Legionella pneumophila in a university hospital in Italy: efficacy of ultraviolet disinfection. J Hosp Infect 2006, 62:494-501.
9. Cachafeiro S.P., Naveira I.M., García I.G. Is copper-silver ionisation safe and effective in controlling legionella?. J Hosp Infect 2007, 67:209-216.
10. Blanc D.S., Carrara P., Zanetti G., Francioli P. Water disinfection with ozone, copper and silver ions, and temperature increase to control Legionella: seven years of experience in a university teaching hospital. J Hosp Infect 2005, 60:69-72.
11. García M.T., Baladrón B., Gil V., et al. Persistence of chlorine-sensitive Legionella pneumophila in hyperchlorinated installations. J Appl Microbiol 2008, 105:837-847.
12. Zhang Z., McCann C., Stout J.E., et al. Safety and efficacy of chlorine dioxide for Legionella control in a hospital water system. Infect Control Hosp Epidemiol 2007, 28:1009-1012.
13. Salvatorelli G., Medici S., Finzi G., De Lorenzi S., Quarti C. Effectiveness of installing an antibacterial filter at water taps to prevent Legionella infections. J Hosp Infect 2005, 61:270-271.
14. Moore M.R., Pryor M., Fields B., Lucas C., Phelan M., Besser R.E. Introduction of monochloramine into a municipal water system: impact on colonization of buildings by Legionella spp. Appl Environ Microbiol 2006, 72:378-383.
15. Kim B.R., Anderson J.E., Mueller S.A., Gaines W.A., Kendall A.M. Literature review - efficacy of various disinfectants against Legionella in water systems. Water Res 2002, 36:4433-4444.
16. Chen Y.S., Lin Y.E., Liu Y.C., et al. Efficacy of point-of-entry copper-silver ionisation system in eradicating Legionella pneumophila in a tropical tertiary care hospital: implications for hospitals contaminated with Legionella in both hot and cold water. J Hosp Infect 2008, 68:152-158.
17. Squier C.L., Stout J.E., Krsytofiak S., et al. A proactive approach to prevention of health care-acquired Legionnaires' disease: the Allegheny County (Pittsburgh) experience. Am J Infect Control 2005, 33:360-367.
18. Borella P., Montagna M.T., Romano-Spica V., et al. Legionella infection risk from domestic hot water. Emerg Infect Dis 2004, 10:457-464.
19. Borella P., Montagna M.T., Stampi S., et al. Legionella contamination in hot water of Italian hotels. Appl Environ Microbiol 2005, 71:5805-5813.
20. Boccia S., Laurenti P., Borella P., et al. Prospective 3-year surveillance for nosocomial and environmental Legionella pneumophila: implications for infection control. Infect Control Hosp Epidemiol 2006, 27:459-465.
21. Ditommaso S., Biasin C., Giacomuzzi M., et al. Colonization of a water system by Legionella organisms and nosocomial legionellosis: a 5-year report from a large Italian hospital. Infect Control Hosp Epidemiol 2006, 27:532-535.
22. Perola O., Kauppinen J., Kusnetsov J., Karkkainen U.M., Luck P.C., Katila M.L. Persistent Legionella pneumophila colonization of a hospital water supply: efficacy of control methods and a molecular epidemiological analysis. APMIS 2005, 113:45-53.
23. Muraca P., Stout J.E., Yu V.L. Comparative assessment of chlorine, heat, ozone, and UV light for killing Legionella pneumophila within a model plumbing system. Appl Environ Microbiol 1987, 53:447-453.
24. Borella P., Guerrieri E., Marchesi I., Bondi M., Messi P. Water ecology of Legionella and protozoan: environmental and public health perspectives. Biotechnol Annu Rev 2005, 11:355-380.
25. Helbig J.H., Uldum S.A., Bernander S., et al. Clinical utility of urinary antigen detection for diagnosis of community-acquired, travel-associated, and nosocomial legionnaires' disease. J Clin Microbiol 2003, 41:838-840.
26. Ditommaso S., Giacomuzzi M., Biasin C., et al. Incidence of legionellosis in hospitals contaminated by Legionella pneumophila other than serogroup 1. Infect Control Hosp Epidemiol 2007, 28:509-511.
27. Helbig J.H., Bernarder S., Castellani Pastoris M., et al. Pan-European study on culture-proven Legionnaires' disease: distribution of Legionella pneumophila serogroups and monoclonal subgroups. Eur J Clin Microbiol Infect Dis 2002, 21:710-716.
28. Anaissie E.J., Penzak S.R., Dignani M.C. The hospital water supply as a source of nosocomial infections. A plea for action. Arch Intern Med 2002, 162:1483-1492.
29. Borella P., Bargellini A., Marchesi I., et al. Prevalence of anti-legionella antibodies among Italian hospital workers. J Hosp Infect 2008, 69:148-155.