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Volume 18, Number 8—August 2012

Dispatch

Klebsiella pneumoniae in Gastrointestinal Tract and Pyogenic Liver Abscess

Chang-Phone FungComments to Author , Yi-Tsung Lin, Jung-Chung Lin, Te-Li Chen, Kuo-Ming Yeh, Feng-Yee Chang, Han-Chuan Chuang, Hau-Shin Wu, Chih-Peng Tseng, and L. Kristopher Siu
Author affiliations: Taipei Veterans General Hospital, Taipei, Taiwan (C.P. Fung, Y.T. Lin, T.L. Chen, H.C. Chuang, H.S. Wu, C.P. Tseng); National Yang-Ming University, Taipei (C.P. Fung, Y.T. Lin, T.L. Chen, H.C. Chuang, H.S. Wu, C.P. Tseng); National Defense Medical Center, Taipei (J.C. Lin, K.M. Yeh, F. Y. Chang); National Health Research Institutes, Zhunan, Taiwan (L.K. Siu); and China Medical University, Taichung, Taiwan (L.K. Siu)

Main Article

Table 1

Clinical characteristics of 43 patients with Klebsiella pneumoniae liver abscess, Taiwan, January 2009–December 2010*

Characteristic No. (%) patients
p value
Serotype K1/K2, n = 33 Non–K1/K2,† n = 10
Sex 0.89
M 19 (57.6) 6 (60.0)
F 14 (42.4) 4 (40.0)
Symptom/sign
Fever 33 (100.0) 10 (100.0)
Chills 20 (60.6) 4 (40.0) 0.25
RUQ pain/tenderness in abdomen 31 (94.0) 9 (90.0) 0.67
Nausea/vomiting 10 (30.3) 3 (30.0) 0.99
Leukocytosis, >103 cells/μL 32 (97.0) 10 (100.0) 1.00
Complication with distal metastasis 3 (9.1) 0 0.572
Endophthalmitis 1 (3.0) 0
Meningitis 1 (3.0) 0
Lung abscess 1 (3.0) 0
Underlying disease
Diabetes mellitus 20 (60.6) 5 (50.0) 0.55
Alcoholism 2 (6.0) 1 (10.0) 0.59
Malignancy 4 (12.1) 3 (30.0) 0.13
CVA 2 (6.0) 1(10.0) 0.59
Biliary tract diseases 8 (24.2) 5 (50.0) 0.12
Liver cirrhosis 2 (6.0) 0 1.00
COPD 1 (3.0) 0 1.00
Chronic renal insufficiency 7 (21.2) 2 (20.0) 0.93
HBsAg positive 2 (6.0) 0 1.00
Deaths 4 (12.1) 0 0.593

*Mean ages of patients were 67.3 for those infected with serotype K1/K2 and 68.6 y for those infected with non-K1/K2. RUQ, right upper quadrant; CVA, cerebrovascular accident; COPD, chronic obstructive pulmonary disease; HBsAg, hepatitis B surface antigen.
†Patients with serotypes K15 (1), K19 (3), K31 (1), K46 (1), K54 (2) and nontypeable (2).

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