E-ISSN 2146-9369 | ISSN 2146-3158
 

Case Report


Fatal pneumocephalus caused by hypermucoviscous hydrogen-producing Klebsiella pneumoniae capsular genotype K63 in a patient with diabetic ketoacidosis

Jianfen Xu, Jiaoli Chen, Xiuying Chen, Shuiwei Xia, Xiaolei Hu, Rongzhen Wu, Jiansheng Huang.


Abstract
Background:
Klebsiella pneumoniae is associated with respiratory infection, liver abscess, and meningitis, but rarely with pneumocephalus. In recent decades, only eight cases of pneumocephalus caused by K. pneumoniae in nonoperative and nontraumatic patients have been reported.

Case Description:
Here, we describe a fatal case of pneumocephalus caused by a hypermucoviscous, hydrogen-producing Klebsiella pneumoniae strain in an immunocompromised diabetic patient.

Conclusion:
A fatal case of pneumocephalus caused by K. pneumoniae cerebral infection in a diabetic patient has been reported. Although sensitive to antibiotics, considerable attention should be paid to K. pneumoniae strains that produce large amounts of mucous and gas in diabetic patients.

Key words: Klebsiella pneumoniae, Pneumocephalus, Diabetic ketoacidosis, Antibiotics, Metagenomic


 
ARTICLE TOOLS
Abstract
PDF Fulltext
How to cite this articleHow to cite this article
Citation Tools
Related Records
 Articles by Jianfen Xu
Articles by Jiaoli Chen
Articles by Xiuying Chen
Articles by Shuiwei Xia
Articles by Xiaolei Hu
Articles by Rongzhen Wu
Articles by Jiansheng Huang
on Google
on Google Scholar


How to Cite this Article
Pubmed Style

Xu J, Chen J, Chen X, Xia S, Hu X, Wu R, Huang J. Fatal pneumocephalus caused by hypermucoviscous hydrogen-producing Klebsiella pneumoniae capsular genotype K63 in a patient with diabetic ketoacidosis. J Microbiol Infect Dis. 2025; 15(2): 59-63. doi:10.5455/JMID.2025.v15.i2.3


Web Style

Xu J, Chen J, Chen X, Xia S, Hu X, Wu R, Huang J. Fatal pneumocephalus caused by hypermucoviscous hydrogen-producing Klebsiella pneumoniae capsular genotype K63 in a patient with diabetic ketoacidosis. https://www.jmidonline.org/?mno=243673 [Access: June 29, 2025]. doi:10.5455/JMID.2025.v15.i2.3


AMA (American Medical Association) Style

Xu J, Chen J, Chen X, Xia S, Hu X, Wu R, Huang J. Fatal pneumocephalus caused by hypermucoviscous hydrogen-producing Klebsiella pneumoniae capsular genotype K63 in a patient with diabetic ketoacidosis. J Microbiol Infect Dis. 2025; 15(2): 59-63. doi:10.5455/JMID.2025.v15.i2.3



Vancouver/ICMJE Style

Xu J, Chen J, Chen X, Xia S, Hu X, Wu R, Huang J. Fatal pneumocephalus caused by hypermucoviscous hydrogen-producing Klebsiella pneumoniae capsular genotype K63 in a patient with diabetic ketoacidosis. J Microbiol Infect Dis. (2025), [cited June 29, 2025]; 15(2): 59-63. doi:10.5455/JMID.2025.v15.i2.3



Harvard Style

Xu, J., Chen, . J., Chen, . X., Xia, . S., Hu, . X., Wu, . R. & Huang, . J. (2025) Fatal pneumocephalus caused by hypermucoviscous hydrogen-producing Klebsiella pneumoniae capsular genotype K63 in a patient with diabetic ketoacidosis. J Microbiol Infect Dis, 15 (2), 59-63. doi:10.5455/JMID.2025.v15.i2.3



Turabian Style

Xu, Jianfen, Jiaoli Chen, Xiuying Chen, Shuiwei Xia, Xiaolei Hu, Rongzhen Wu, and Jiansheng Huang. 2025. Fatal pneumocephalus caused by hypermucoviscous hydrogen-producing Klebsiella pneumoniae capsular genotype K63 in a patient with diabetic ketoacidosis. Journal of Microbiology and Infectious Diseases, 15 (2), 59-63. doi:10.5455/JMID.2025.v15.i2.3



Chicago Style

Xu, Jianfen, Jiaoli Chen, Xiuying Chen, Shuiwei Xia, Xiaolei Hu, Rongzhen Wu, and Jiansheng Huang. "Fatal pneumocephalus caused by hypermucoviscous hydrogen-producing Klebsiella pneumoniae capsular genotype K63 in a patient with diabetic ketoacidosis." Journal of Microbiology and Infectious Diseases 15 (2025), 59-63. doi:10.5455/JMID.2025.v15.i2.3



MLA (The Modern Language Association) Style

Xu, Jianfen, Jiaoli Chen, Xiuying Chen, Shuiwei Xia, Xiaolei Hu, Rongzhen Wu, and Jiansheng Huang. "Fatal pneumocephalus caused by hypermucoviscous hydrogen-producing Klebsiella pneumoniae capsular genotype K63 in a patient with diabetic ketoacidosis." Journal of Microbiology and Infectious Diseases 15.2 (2025), 59-63. Print. doi:10.5455/JMID.2025.v15.i2.3



APA (American Psychological Association) Style

Xu, J., Chen, . J., Chen, . X., Xia, . S., Hu, . X., Wu, . R. & Huang, . J. (2025) Fatal pneumocephalus caused by hypermucoviscous hydrogen-producing Klebsiella pneumoniae capsular genotype K63 in a patient with diabetic ketoacidosis. Journal of Microbiology and Infectious Diseases, 15 (2), 59-63. doi:10.5455/JMID.2025.v15.i2.3