Candida krusei: Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Colony morphology of Candida krusei on SDA plate

Introduction Candida krusei is a species of yeast that belongs to the Candida genus. It is an opportunistic fungal pathogen known to cause infections in humans, particularly those with compromised immune systems or underlying medical conditions. C. krusei is an important member of the Candida …

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Mucor: Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Introduction Mucor is a genus of fungi belonging to the family Mucoraceae within the phylum Zygomycota. These fungi are commonly known as mold and are ubiquitous in the environment, found in soil, decaying organic matter, and on various surfaces. Mucor species play essential roles in …

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Candida tropicalis: Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Various Candida species grew on Candida CHROMAgar -Candida albicans (green), Candida tropicalis (cream-colored to light pink colonies), Candida glabrata (purple to lavender-color), Candida krusei(dark blue to mauve colonies), and Candida parapsilosis (cream-colored) as shown in the figure.

Introduction Candida tropicalis is a species of yeast, belonging to the Candida genus, commonly found in the environment and on the human body as part of the normal microbial flora. Similar to other Candida species, it can exist as a commensal organism, coexisting harmlessly with …

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Candida glabrata: Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Yeast cells and hyphae of Candida glabrata in Giemsa stained smear of sputum microscopy at a magnification of 1000X

Introduction Candida glabrata is a species of yeast, specifically a type of fungus, that belongs to the Candida genus. It is commonly found in the environment and is also part of the normal microbial flora on the skin and mucous membranes of humans. While it …

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Neisseria meningitidis:Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Introduction Neisseria meningitidis, commonly known as meningococcus, is a Gram-negative bacterium that is a leading cause of meningitis and septicemia (blood poisoning) worldwide. Meningitis is an infection that affects the meninges, which are the protective membranes surrounding the brain and spinal cord. N.meningitidis can also …

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Neisseria gonorrhoeae:Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Introduction Neisseria gonorrhoeae, commonly known as gonococcus or simply gonorrhea, is a Gram-negative bacterium that causes the sexually transmitted infection (STI) known as gonorrhea. It is one of the most prevalent and widely recognized bacterial STIs worldwide, primarily transmitted through sexual contact with an infected …

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Haemophilus influenzae: Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Introduction Haemophilus influenzae is a Gram-negative bacterium that was originally believed to be the causative agent of influenza (the flu). However, it was later discovered that H. influenzae is not related to the viral infection that causes influenza. Instead, this bacterium is known for causing …

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Methicillin-resistant Staphylococcus aureus (MRSA): Introduction, Morphology, Pathogenicity, Symptoms, Lab Diagnosis, Treatment, Prevention, and Keynotes

Nasal Methicillin-resistant Staphylococcus aureus (MRSA) Carriage expressing Cefoxitin and Oxacillin Resistance on Muller-Hinton agar (MHA)

Introduction Methicillin-resistant Staphylococcus aureus, commonly known as MRSA, is a type of bacteria that has developed resistance to multiple antibiotics, including methicillin and other beta-lactam antibiotics like penicillin and cephalosporins. Staphylococcus aureus is a bacterium that can naturally colonize the skin and mucous membranes of …

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