Diagnostic Challenge: LD Bodies vs Pneumocystis Vs Histoplasma in Giemsa-Stained BAL

Found in Giemsa staining of BAL-Possible pathogen?

Found in Giemsa staining of BAL. Possible pathogen? Morphological Features (Center) Possible Pathogen Supporting Features for Pneumocystis Recommendations Is it possible to be LD bodies? Based on the Giemsa-stained BAL image: The central violet-stained cluster of intracellular forms could resemble Leishman-Donovan (LD) bodies, especially in …

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Group D streptococci: Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Gram positive cocci in singles, pairs, and chains of Group D streptococci

Introduction Group D streptococci constitute a diverse group of bacteria found in humans. Furthermore, they inhabit the gastrointestinal tract reliably. They reside in the female genital tract, too. Moreover, they play a role in opportunistic infections frequently. They cause endocarditis in some patients. Additionally, they …

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Penicillium cheresanum: Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Penicillium cheresanum: Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Introduction Penicillium cheresanum is a species of mold belonging to the genus Penicillium, commonly found in soil and decaying organic matter. Moreover, it thrives in a variety of environments, demonstrating its adaptability to different ecological conditions. In addition, this mold is known for producing secondary …

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Top 10 Fungal Pathogens: List with short Descriptions, and Footage

Mucor colony morphology on SDA

Top 10 Fungal Pathogens List A list of the Top 10 Fungal Pathogens is summarized as follows- Short Descriptions of Top 10 Fungal Pathogens Candida albicans Aspergillus fumigatus Cryptococcus neoformans Histoplasma capsulatum Blastomyces dermatitidis Coccidioides immitis (and C. posadasii) Pneumocystis jirovecii Mucor species (and Rhizopus …

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Leuconostoc mesenteroides-Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Leuconostoc mesenteroides in wet mount of culture microscopy at a magnification of 1600X

Introduction Leuconostoc mesenteroides is a species of lactic acid bacteria that plays a significant role in food fermentation and preservation. It is characterized by its ability to convert sugars into lactic acid, a process that enhances the shelf life and safety of many foods. This …

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Streptococcus sanguinis-Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Streptococcus sanguinis colony morphology on blood agar of urine culture

Introduction Streptococcus sanguinis is a Gram-positive bacterium belonging to the Streptococcaceae family. It is a commensal bacterium commonly found in the human oral cavity and is part of the normal oral microbiota. While it generally coexists peacefully with its host, S. sanguinis can also play …

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

Introduction Syncephalastrum is a genus of fungi belonging to the order Mucorales. It is characterized by its unique morphology and life cycle, which differentiates it from other fungal groups. Syncephalastrum species are commonly found in soil and decaying organic matter, where they play essential roles …

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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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