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Volume 15, Number 11—November 2009

Dispatch

Travel-related Schistosomiasis Acquired in Laos

Eyal Leshem, Eyal Meltzer, Esther Marva, and Eli SchwartzComments to Author 
Author affiliations: Chaim Sheba Medical Center, Tel Hashomer, Israel (E. Leshem, E. Meltzer, E. Schwartz); Tel Aviv University Sackler School of Medicine, Ramat Aviv, Israel (E. Leshem, E. Meltzer, E. Schwartz); Ministry of Health, Jerusalem, Israel (E. Marva)

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Table 1

Demographic, epidemiologic, and clinical characteristics of travelers with schistosomiasis acquired in Laos*

Patient no. Age, y/sex Clinical
features Countries visited during index trip Places of water exposure in Laos Date of exposure Date of clinic visit Possible past exposure to schistosomiasis Serology, genus-specific/ immunoblot Stool ova
1 27/F AS China, Laos, Cambodia, Thailand 4,000 Islands 2003 Apr 2003 Sep 1997, Malawi Pos/S. japonicum Neg
2 22/F AS Thailand, Laos, Cambodia, Vietnam Vang Vieng, 4,000 Islands 2007 Jun 2007 Aug No Pos/S. japonicum Neg
3 23/M AS Thailand, Nepal, Laos, Vietnam, Cambodia Vang Vieng, 4,000 Islands 2006 Apr 2006 Jun No Pos/S. japonicum ND
4 38/F AS India, Thailand, Laos, Cambodia Vang Vieng, 4,000 Islands 2008 Apr 2008 May No Pos/S. japonicum Neg
5 9/F AS India, Thailand, Laos, Cambodia Vang Vieng, 4,000 Islands 2008 Apr 2008 May No Pos/S. japonicum Pos
6 42/M AS India, Thailand, Laos, Cambodia Vang Vieng, 4,000 Islands 2008 Apr 2008 May No Pos/S. japonicum ND
7 6/M AS India, Thailand, Laos, Cambodia Vang Vieng, 4,000 Islands 2008 Apr 2008 May No Pos/S. japonicum ND
8 24/F CS Thailand, Laos, India Vang Vieng, 4000 Islands 2003 Nov 2006 May No Pos/Neg Neg
9 36/F CS India, Thailand, Vietnam, Cambodia, Laos Vang Vieng 2004 Mar 2005 May No Pos/S. japonicum ND
10 26/F CS Thailand, Laos, Australia, New Zealand Vang Vieng 2003 Nov 2004 Nov No Pos/S. haematobium Neg
11 22/M CS Thailand, Laos, China, Nepal Vang Vieng 2007 Feb 2007 Dec No Pos/ND Neg
12 23/M CDA Thailand, Laos, Vietnam, Cambodia, China Vang Vieng 2007 Mar 2007 Aug No Pos/S. japonicum ND

*AS, acute schistosomiasis; CS, chronic schistosomiasis; pos, positive; neg, negative; ND, not done; S. japonicum, Schistosoma japonicum; S. haematobium, Schistosoma hematobium; CDA, cercarial dermatitis, asymptomatic.
†Patient tested positive on S. haematobium immunoblot.

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