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Related Concept Videos

Chronic Obstructive Pulmonary Disease III: Chronic Bronchitis Features01:24

Chronic Obstructive Pulmonary Disease III: Chronic Bronchitis Features

Chronic bronchitis is a key phenotype of chronic obstructive pulmonary disease (COPD), characterized by airway-centered inflammation and mucus overproduction. It develops from long-term exposure to harmful particles or gases, most commonly cigarette smoke, which triggers a persistent inflammatory response.Cellular and Structural ChangesInflammation initially affects the large bronchi and later the smaller airways, with infiltration by immune cells, including neutrophils, macrophages, and...
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Pulmonary Cycle: Exhalation

In terms of human respiration, the act of expelling air, known as exhalation (or expiration), operates on the principle of pressure gradients. During expiration, the pressure within the lungs exceeds that of the surrounding atmosphere. Under normal conditions, quiet breathing involves passive exhalation and is free of muscular contractions. This is because the exhalation process is driven by the natural elastic recoil of the lungs and chest wall, both of which have an inherent tendency to...
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Chronic obstructive pulmonary isease (COPD) involves a group of progressive lung disorders characterized by persistent airflow limitation and chronic respiratory symptoms. Asthma-COPD Overlap Syndrome (ACOS), encompassing features of both asthma and Chronic obstructive pulmonary disease (COPD), is a group of progressive lung disorders that includes chronic bronchitis, emphysema, and refractory (non-reversible) asthma. ACOS leads to complex clinical presentations that combine the inflammatory...
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Tonsillitis II: Management

This lesson will focus on the different treatment options for managing tonsillitis, which typically depend on the cause and severity.

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Related Experiment Videos

Outcomes in children treated for persistent bacterial bronchitis.

Deirdre Donnelly1, Anita Critchlow, Mark L Everard

  • 1Paediatric Respiratory Unit, Sheffield Children's Hospital, Western Bank, Sheffield S10 2TH, UK.

Thorax
|November 16, 2006
PubMed
Summary

Persistent bacterial bronchitis (PBB) is often misdiagnosed as asthma. Effective antibiotic treatment resolves PBB symptoms in most children, preventing potential progression to bronchiectasis.

Related Experiment Videos

Area of Science:

  • Pediatric Pulmonology
  • Infectious Diseases

Background:

  • Persistent bacterial bronchitis (PBB) is frequently under-recognized and misdiagnosed, often as asthma.
  • Limited data exists on PBB management and outcomes in pediatric patients.

Purpose of the Study:

  • To review the outcomes of pediatric patients diagnosed with PBB.
  • To highlight diagnostic and treatment challenges in PBB.

Main Methods:

  • Retrospective chart review of 81 pediatric patients diagnosed with PBB.
  • Diagnosis confirmed by persistent wet cough (>1 month) resolving with antibiotics.

Main Results:

  • Most patients presented with persistent cough or difficult asthma, with symptom onset before age 2.
  • Common pathogens included Haemophilus influenzae and Streptococcus pneumoniae.
  • Over 50% of patients were symptom-free after two antibiotic courses; only 13% required six or more.

Conclusions:

  • PBB is often misdiagnosed, though it can coexist with asthma.
  • Antibiotic treatment resolves persistent cough and may prevent bronchiectasis.
  • Further research into PBB diagnosis and treatment is essential.