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Related Concept Videos

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...
Pneumonia III: Complications and Assessment01:30

Pneumonia III: Complications and Assessment

Pneumonia poses the potential for numerous complications that warrant consideration. These complications include the following:
Pneumonia IV: Management01:28

Pneumonia IV: Management

The treatment of pneumonia varies based on its severity and the causative pathogen. Here is a structured approach to managing pneumonia, integrating pharmaceutical and supportive care strategies.
Bacterial Pneumonia Treatment
For bacterial pneumonia, antibiotics serve as the cornerstone of therapy. Initial treatment often begins with empirical antibiotics, tailored to the anticipated causative organism and adjusted based on culture results. Key antibiotic choices include:
Acute Pharyngitis01:30

Acute Pharyngitis

Introduction
Acute pharyngitis is the inflammation of the back of the throat (pharynx), commonly resulting in a sore throat. It is a frequently encountered condition that prompts individuals to seek medical advice.
Classification
Acute pharyngitis can be categorized based on its underlying cause:
Pneumonia V: Nursing management and Prevention01:30

Pneumonia V: Nursing management and Prevention

Nursing management of pneumonia involves promoting airway patency, facilitating rest and conserving energy, encouraging fluid intake, maintaining nutrition, and educating patients.
The nurse must practice strict medical asepsis and adhere to infection control guidelines to minimize healthcare-associated infections.
Enhance airway patency
Position the patient correctly to facilitate drainage of the affected lung segments. Manual or mechanical percussion and vibration can also be employed.
Standard Precaution01:26

Standard Precaution

Standard precautions are the minimum infection control safeguards used while caring for all patients, irrespective of their disease condition. They help prevent the spread of common infectious microorganisms to healthcare workers, patients, and visitors in all healthcare settings.
Hand hygiene is the most crucial means to prevent the transmission of disease. Employers are legally required to provide their workers with personal protective equipment (PPE) to minimize exposure or contact with...

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Related Experiment Videos

Clinical progress note: Diphtheria.

Ketino Kobaidze1, Linda Martha Quick2

  • 1Emory University School of Medicine, Atlanta, Georgia, USA.

Journal of Hospital Medicine
|May 26, 2026
PubMed
Summary
This summary is machine-generated.

Diphtheria (Corynebacterium diphtheriae) control significantly improved with antitoxin and vaccination. However, diphtheria persists globally due to low immunization rates, necessitating continued public health efforts.

Related Experiment Videos

Area of Science:

  • Infectious Diseases
  • Epidemiology
  • Public Health

Background:

  • Diphtheria, caused by toxigenic Corynebacterium diphtheriae, was a major childhood illness.
  • Diphtheria antitoxin and toxoid vaccination dramatically reduced global disease.
  • Diphtheria remains a threat in areas with low vaccination coverage and immunity.

Purpose of the Study:

  • To review epidemiologic trends of diphtheria from 1922 to 2025.
  • To examine the impact of vaccination on diphtheria in the US and globally.
  • To discuss clinical aspects, diagnostics, treatment, and preparedness for diphtheria.

Main Methods:

  • Literature review of epidemiologic data from 1922-2025.
  • Analysis of vaccination impact and historical outbreaks.
  • Synthesis of information on clinical features, diagnostics, treatment, and preparedness.

Main Results:

  • Vaccination has led to significant reductions in diphtheria morbidity and mortality.
  • Diphtheria outbreaks persist, notably the 1990s epidemic in the former Soviet republics.
  • Waning adult immunity and low immunization coverage contribute to ongoing risks.

Conclusions:

  • Robust immunization programs are crucial for sustained diphtheria control.
  • Preparedness and continued surveillance are essential to manage residual risks.
  • Addressing gaps in immunization coverage is vital for global diphtheria elimination.