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Volume 12, Number 2—February 2006
Research

Rickettsial Infections and Fever, Vientiane, Laos

Simaly Phongmany*, Jean-Marc Rolain†, Rattanaphone Phetsouvanh*, Stuart D. Blacksell*‡§, Vimone Soukkhaseum*, Bouachanh Rasachack*, Khamphong Phiasakha*, Surn Soukkhaseum*, Khamthavi Frichithavong*, Vang Chu*, Valy Keolouangkhot*¶, Bertrand Martinez-Aussel*#, Ko Chang*, Chirapha Darasavath*, Oudayvone Rattanavong*, Siho Sisouphone*, Mayfong Mayxay*#, Sisouphane Vidamaly*¶, Philippe Parola†, Chanpheng Thammavong*, Mayboun Heuangvongsy*, Bounkong Syhavong*, Didier Raoult†, Nicholas J. White*‡§, and Paul N. Newton*‡Comments to Author 
Author affiliations: *Mahosot Hospital, Vientiane, Laos; †Université de la Méditerranée, Marseille, France; ‡University of Oxford, Oxford, United Kingdom; §Mahidol University, Bangkok, Thailand; #National University of Laos, Vientiane, Laos; ¶Francophone Institute for Tropical Medicine, Vientiane, Laos

Main Article

Table 3

Serologic results of patients with serologic evidence for acute spotted fever rickettsioses admitted to Mahosot Hospital

Patient no. Immunofluorescence results (IgG/IgM admission sample, IgG/IgM convalescent-phase sample)*
Rickettsia japonica R. helvetica R. heilongjiangensis R. slovaca R. felis R. honei R. conorii† "AT1"‡
45 0/0,
1:256/1:128 0/0,
1:1,024/1:256 0/0,
1:1,024/1:128 0/0,
1:1,024/1:128 0/0,
1:256/1:256 0/0,
1:256/1:256 0/0,
0/1:256 0/0,
1:256/1:256
72 1:64/1:32 1:128/1:32 1:64/1:32 1:128/1:32 0/0 0/0 0/0 0/0
86 0/0,
1:64/0 0/0,
1:64/1:128 0/0,
1:64/0 0/0,
1:64/1:128 0/1:128,
0/1:128 0/0,
0/1:32 0/0,
0/1:32 1:128/0,
1:128/1:32
114 1:128/1:64 1:256/1:512 1:128/1:64 1:256/1:512 0/1:32 0/0 0/0 0/0
198 0/0 1:128/1:64 0/0 0/1:32 0/0 1:128/0 1:64/0 1:256/0
237 1:128/0 1:256/1:32 1:128/0 1:256/1:32 0/0 0/1:32 0/1:32 0/1:64
290 0/1:32,
0/1:32 1:64/1:32,
1:64/1:32 0/0,
0/0 0/0,
0/0 0/0,
0/0 0/0,
0/0 0/0,
0/0 0/1:32,
0/1:32
362 0/0,
0/0 1:16/1:16,
1:32/1:32 0/0,
0/0 0/0,
0/0 1:16/1:16,
1:16/1:32 0/0,
0/0 0/0,
0/0 0/0,
1:32/1:32
297 0/0,
0/1:64 0/0,
0/1:64 0/0,
0/1:64 0/0,
0/1:64 0/0,
0/0 0/0,
0/1:64 0/0,
0/0 0/0,
0/1:64
55 0/0,
1:64/1:32 0/1:64,
1:64/1:128 0/0,
1:64/1:32 0/1:64,
1:64/1:128 0/0,
1:256/1:128 0/0,
1:256/0 0/0,
1:64/0 0/0,
1:256/0
239 0/0 0/0 0/0 0/0 1:64/0 1:64/1:32 1:64/1:32 1:64/1:32

*Titers in boldface indicate the pathogen considered to be responsible for the serologic response.
†R. conorii subsp. indica.
‡Rickettsia "AT1" from Japan.

Main Article

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