Laboratory Diagnosis

Serratia fonticola: Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment,Prevention, and Keynotes

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Gram negative bacilli or rods of Serratia fonticola in Bronchoalveolar lavage (BAL) sample Gram staining

Introduction Serratia fonticola is a Gram-negative bacterium that belongs to the genus Serratia. It was first isolated and described in 1998 from water samples in a freshwater spring in California, USA. Since its discovery, S. fonticola has been identified in various environmental sources, including soil, …

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Aspergillus: Introduction, Classification, Colony Morphology, Pathogenesis, Clinical Features, Lab Diagnosis, Treatment, and Prevention

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Aspergillus niger Colony Morphology on Sabouraud Dextrose Agar (SDA) after 3 days of incubation

Introduction of Aspergillus The genus Aspergillus has more than 180 species, among them, 38  are responsible to cause disease (able to grow at 37◦C. They are common in the environment. Aspergillus species are emerging pathogens which are ubiquitous molds that infect immunocompetent ( rarely) and immunocompromised …

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