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Volume 24, Number 5—May 2018
Research Letter

Bartonella henselae DNA in Seronegative Patients with Cat-Scratch Disease

Masashi YanagiharaComments to Author , Hidehiro Tsuneoka, Ayano Tanimoto, Ken-ichiro Otsuyama, Jun Nishikawa, Tomohiro Matsui, Junzo Nojima, and Kiyoshi Ichihara
Author affiliations: Yamaguchi University, Ube, Japan

Main Article

Table

Description of patients with cat-scratch disease and results of IFA and rPCR of blood specimens, Japan, April 2009–May 2014*

Patient no.
 Patient age, y/sex
 Fever
 Regional lymphadenopathy
 History of contact with animal
 IFA titer Cp of rPCR, 
mean ± SD
 Complication
IgM
 IgG
1 15/M + + Cat, dog 40 256 NA
2 4/F + – Cat 20 512 36.82 ± 0.57 FUO
3 6/F + – Dog <10 64 33.93 ± 0.39 FUO
4 13/M + + Cat <10 256 35.98 ± 0.69
5 14/F + + Cat, dog <10 256 34.29 ± 0.43
6 8/M + + Dog <10 <64 35.35 ± 0.33
7 10/M + + Cat 20 256 NA
8 8/F + + Dog <10 <64 37.18 ± 0.36
9 10/M + + Cat 20 256 NA
10 7/F + + Cat 10 <64 35.64 ± 0.27
11 2/M + + Cat 40 256 NA
12 15/M + – Cat, dog >80 512 NA Neuroretinitis
13 6/F + + Cat <10 256 37.29 ± 0.15
14 10/M + + Cat <10 256 NA
15 12/F + + Cat, dog <10 512 33.55 ± 0.33
16 13/M + – Cat <10 512 NA FUO
17 9/F + + Cat <10 <64 34.84 ± 0.47
18 4/M + + Cat 20 512 NA
19 14/F + – Dog, rabbit 80 512 NA Neuroretinitis
20 56/F + – Cat <10 256 NA Neuroretinitis
21 35/F + + Cat 40 1,024 37.19 ± 0.59
22 7/M + + Cat, dog <10 512 NA

*Blank cells indicate no complications. Cp, crossing point value; FUO, fever of unknown origin; IFA, indirect fluorescent antibody test; NA, no amplification by rPCR; rPCR, real-time PCR; +, positive; –, negative.

Main Article

Page created: April 17, 2018
Page updated: April 17, 2018
Page reviewed: April 17, 2018
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