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Related Concept Videos

Pulmonary Tuberculosis IV01:26

Pulmonary Tuberculosis IV

Tuberculosis, more commonly referred to as TB, is an infectious disease stemming from Mycobacterium tuberculosis. While it primarily impacts the lungs, TB can also affect other body areas. Given its severity and global impact, timely and accurate diagnosis is crucial for controlling its spread and improving patient outcomes.
Several diagnostic approaches are used to detect TB. The conventional method is the Tuberculin Skin Test (TST), also known as the Mantoux test. However, this method has...
Tuberculosis01:23

Tuberculosis

Tuberculosis (TB) remains a significant global health concern, primarily targeting the lungs and spreading through airborne transmission. Infection begins when aerosolized droplet nuclei, expelled by an individual with active TB, are inhaled by another person. These microscopic particles carry Mycobacterium tuberculosis, the causative agent of TB. Upon reaching the alveoli, the bacilli are engulfed by alveolar macrophages. However, due to their specialized lipid-rich cell wall, these pathogens...
Diphtheria01:28

Diphtheria

Diphtheria is an acute, toxin-mediated infectious disease that primarily affects the upper respiratory tract. It is caused by Corynebacterium diphtheriae, a Gram-positive, pleomorphic rod that lacks spore-forming capability and exhibits a characteristic club-shaped morphology under microscopic examination. While C. diphtheriae can asymptomatically colonize mucosal surfaces, clinical disease manifests only when the bacterial strain is lysogenized by a specific β-corynephage. This phage...
Pulmonary Tuberculosis V01:28

Pulmonary Tuberculosis V

Medical management of tuberculosis (TB) patients involves a comprehensive approach that includes diagnosis, treatment, and monitoring. The specific strategies can vary depending on the type of tuberculosis (latent or active), the patient's overall health status, and other considerations.
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Bacterial Gastroenteritis01:18

Bacterial Gastroenteritis

Bacterial gastroenteritis, characterized by diarrhea, abdominal cramps, and vomiting, is often caused by ingestion of contaminated food or water and is frequently associated with pathogenic Escherichia coli strains. These microbes exploit two principal mechanisms to inflict disease.Shiga toxin–producing E. coli, also referred to as STEC—notably O157:H7—release Shiga toxins that target ribosomes, blocking protein synthesis. The B subunit of the toxin binds the host glycolipid receptor...
Pulmonary Tuberculosis I01:29

Pulmonary Tuberculosis I

Tuberculosis, often called TB, is a contagious illness primarily caused by Mycobacterium tuberculosis. It mainly affects the lung parenchyma but can also impact other body parts.
Causative Organism
The primary infectious agent causing tuberculosis is Mycobacterium tuberculosis, a slow-growing, acid-fast, aerobic rod that exhibits sensitivity to heat and ultraviolet light. Instances of Mycobacterium bovis and Mycobacterium avium contributing to the development of TB infection are rare.
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Isolation of Salmonella typhimurium-containing Phagosomes from Macrophages
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Published on: October 25, 2017

Another typhoid patient from Japan.

Rachana Thapa1, Nalin Banskota, Jhapindra Pokharel

  • 1Nepal International Clinic-Travel and Mountain Medicine, Kathmandu, Nepal.

Journal of Travel Medicine
|June 12, 2010
PubMed
Summary
This summary is machine-generated.

Empirical typhoid treatment was initiated for a Japanese traveler in Nepal due to lack of vaccine availability. Blood cultures later confirmed Salmonella Typhi infection, highlighting a treatment challenge.

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Area of Science:

  • Infectious Diseases
  • Travel Medicine
  • Microbiology

Background:

  • Typhoid fever is a significant public health concern in South Asia.
  • Vaccination against typhoid fever is not readily available for travelers in Japan.
  • Japanese tourists traveling to endemic regions face unique health risks.

Observation:

  • A Japanese patient presented with undifferentiated fever during travel in Nepal.
  • Empirical treatment for typhoid fever was commenced due to clinical suspicion.
  • The patient's travel history and lack of vaccination were key considerations.

Findings:

  • Blood cultures from the patient subsequently grew Salmonella Typhi.
  • This confirmed the diagnosis of typhoid fever.
  • The case highlights the challenges in managing typhoid in unvaccinated populations.

Implications:

  • The findings underscore the need for improved typhoid prevention strategies for Japanese travelers.
  • This case may inform clinical guidelines for managing febrile illnesses in travelers from low-vaccination-access regions.
  • Further research into typhoid epidemiology and vaccine accessibility in Japan is warranted.