Klebsiella sp.
Image Source: Microbitos
Pathogenesis and Infectious Disease:
- K. pneumoniae is a significant cause of respiratory (especially pneumonia) and urinary tract diseases (opportunist)
- K. ozaenae and K. rhinoscleromatis are associated with chronic inflammatory diseases of the upper respiratory tract
- K. granulomatis is the causative agent of granuloma inguinale
Test Results:
- Lactose Fermentation (MAC) – positive (pink colonies)
- HE – yellow colonies
- XLD – yellow colonies
- H2S production : negative
- IMViC : -/-/+/+
- Urea : can hydrolyze slowly
- TSI : A/A
- Motility : negative
- ONPG : negative
- Note: K. oxytoca – IMViC : +/-/+/+
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