Sphingomonas paucimobilis-Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Sphingomonas paucimobilis colony morphology on CLED agar

Introduction Sphingomonas paucimobilis (formerly classified as Pseudomonas paucimobilis) is a strictly aerobic, non-fermenting, Gram-negative bacillus. It is an environmental oligotroph found widely in soil and water systems. It serves as a stealthy opportunistic pathogen in clinical settings. It can survive in nutrient-poor conditions and form …

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Alcaligenes faecalis: Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Alcaligenes faecalis growth on MacConkey agar

Introduction Alcaligenes faecalis is a Gram-negative, aerobic, rod-shaped bacterium primarily found in water and soil, but also as a commensal in the human intestinal tract. While it is generally nonpathogenic, it is a significant opportunistic pathogen, particularly in hospital settings where it thrives in moist …

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Cedecea davisae- Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Cedecea in wet mount of culture microscopy

Introduction Cedecea davisae is a rare, opportunistic pathogen in the Enterobacteriaceae family. It was first isolated from a human wound. This bacterium can cause infections in immunocompromised individuals. It exhibits resistance to several antibiotics. It is often misidentified due to its rarity. However, proper laboratory …

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