Mycobacterium tuberculosis: Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Mycobacterium tuberculosis colony morphology on LJ medium

Introduction Mycobacterium tuberculosis is a bacterium that causes tuberculosis (TB), a contagious infectious disease primarily affecting the lungs but can also affect other parts of the body. TB has been a significant public health concern worldwide, causing illness and death for thousands of years. Key …

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Trichomonas vaginalis: Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Introduction Trichomonas vaginalis is a parasitic protozoan that causes the sexually transmitted infection (STI) known as trichomoniasis. This unicellular organism primarily infects the urogenital tract in both men and women. Trichomoniasis is one of the most common curable STIs worldwide. Here are some key points …

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Escherichia coli: Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Greenish metallic sheen of Escherichia coli on Eosin Methylene Blue (EMB) Agar

Introduction Escherichia coli, often abbreviated as E. coli, is a gram-negative, rod-shaped bacterium belonging to the Enterobacteriaceae family. It is one of the most commonly studied and well-known bacteria, both because of its importance in scientific research and its relevance in various aspects of human …

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Scabies: Introduction, Sign and Symptoms, Laboratory Diagnosis, Treatment, Prevention and Control, and Keynotes

Introduction Scabies is a common and contagious skin infestation caused by the microscopic mite Sarcoptes scabiei. It is prevalent worldwide and can affect people of all ages and socioeconomic backgrounds. Scabies mites burrow into the top layer of the skin, where they lay eggs and …

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Trichomonas vaginalis: Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Introduction Trichomonas vaginalis is a parasitic protozoan that primarily infects the urogenital tract of humans, causing the sexually transmitted infection (STI) known as trichomoniasis. This microorganism is responsible for one of the most common curable STIs worldwide. T. vaginalis was first identified by Alfred Francois …

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Trichophyton mentagrophytes: Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Colony morphology of Trichophyton mentagrophytes on dermatophyte test medium (DTM) plate and tube

Introduction Trichophyton mentagrophytes is a dermatophyte fungus belonging to the genus Trichophyton, which is known for causing various skin infections in humans and animals. It is an anthropophilic fungus, meaning it primarily infects humans, but it can also infect animals like rodents and domesticated pets. …

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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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Extended Spectrum Beta-Lactamase (ESBL): Introduction, List of Bacteria, Pathogenicity, Symptoms, Lab Diagnosis, Treatment, Prevention, and Keynotes

Extended spectrum beta lactamase (ESBL) detection using Double-Disc Synergy Test (DDST)

Introduction ESBL stands for Extended-Spectrum Beta-Lactamase. It refers to a group of enzymes produced by certain types of bacteria that can break down and inactivate a broad range of antibiotics called beta-lactams. Beta-lactams include commonly used antibiotics like penicillins, cephalosporins, and carbapenems. ESBL-producing bacteria are …

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