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Volume 9, Number 12—December 2003

Research

Human Monocytotropic Ehrlichiosis, Missouri

Juan P. Olano*Comments to Author , Edwin Masters†, Wayne Hogrefe‡, and David H. Walker*
Author affiliations: *University of Texas Medical Branch, Galveston, Texas, USA; †Premier Family Physicians, Cape Girardeau, Missouri, USA; ‡Focus Technologies, Cypress, California, USA

Main Article

Table 2

Selected epidemiologic and laboratory results for 29 patients with human monocytotropic ehrlichiosis (HME). Cape Girardeau, 1997–1999

Patient no. Age (y) Sex Y of diagnosis PCR resulta IFA titer
acute phase IFA titer
convalescent WBC x 109/L Platelets x 109/L
1
44
M
1999
+
1:512
1:1024
1.9
90
2
42
M
1999
+
1:256
1:512
3.5
114
3
63
F
1999

1:1024
1:2048
6.4
83
4
53
M
1999
+
Neg
1:512
4.5
180
5
77
F
1999

1:1024
NA
3.5
44
6
43
M
1999
+
1:512
NA
1.9
89
7
48
M
1999
+
1:128
1:2048
4.0
NA
8
30
M
1999

1:1024
NA
NA
NA
9
28
F
1999
+
1:512
NA
5.4
NA
10
22
F
1998
+
Neg
1:128
2.1
142
11
59
M
1998
+
Neg
1:256
8.8
229
12
67
M
1998
+
Neg
1:512
4.2
36
13
78
F
1998
+
Neg
NA
NA
NA
14
49
F
1998
+
1:4096
1:4096
2.6
271
15
65
M
1998

1:256
1:1024
4.3
207
16
26
M
1998

1:1024
NA
2.9
106
17
44
F
1998

1:64
NA
10.0
397
18
27
M
1998

1:64
NA
8.5
246
19
24
F
1998
+
1:256
NA
2.4
69
20
59
M
1998

1:1024
NA
4.9
102
21
65
M
1998

1:256
NA
4.4
121
22
52
M
1998

1:1024
1:1024
1.2
39
23
54
M
1998
+
1:128
NA
NA
NA
24
15
M
1997

Neg
1:64
6.4
308
25
70
M
1997
+
Neg
NA
5.0
222
26
47
F
1997
+
Neg
1:512
NA
NA
27
31
M
1997
+
Neg
NA
3.5
56
28
67
M
1997

1:2048
NA
5.2
208
29 59 M 1997 1:4096 NA 6.9 166

aSummary of all target genes used in the study: PCR, polymerase chain reaction; IFA, immunofluorescent assay; WBC, white blood cells; +, positive; –, negative; M, male; F, female; NA, not available.

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