Volume 15, Number 11—November 2009
Dispatch
Travel-related Schistosomiasis Acquired in Laos
Table 1
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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