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Related Concept Videos

Inflammatory Bowel Disease IV: Clinical Manifestations01:20

Inflammatory Bowel Disease IV: Clinical Manifestations

Inflammatory bowel disease (IBD) encompasses two major chronic disorders—ulcerative colitis and Crohn’s disease—each characterized by relapsing episodes of gastrointestinal inflammation. Although they share certain clinical features, their patterns of involvement and manifestations differ in ways that aid diagnosis and guide management.Ulcerative ColitisUlcerative colitis is limited to the colon and rectum and involves continuous inflammation of the mucosal layer. The disease course is marked...
Factors Affecting Illness01:18

Factors Affecting Illness

When a person's physical, emotional, intellectual, social development or spiritual functioning is compromised, this deviation from a healthy normal state is called illness. Illness creates stress that in turn harms individuals. Irritation, anger, denial, hopelessness, and fear are behavioral and emotional changes an individual experiences in the phases of illness. A variety of factors influence a person's health and well-being.
For instance, risk factors are connected to illness, disability,...
Psychoneuroimmunology: Cardiovascular Disease01:27

Psychoneuroimmunology: Cardiovascular Disease

Psychoneuroimmunology (PNI) is a multidisciplinary field that examines how psychological factors, particularly stress, interact with the immune system and impact physical health. Research in PNI has shown that chronic or traumatic stress can disrupt both the hypothalamic-pituitary-adrenal axis and the sympathetic nervous system. These disruptions contribute to serious health conditions, including cardiovascular diseases.
A key area of focus in PNI is the relationship between stress and coronary...
Inflammatory Bowel Disease II: Crohn's Disease01:30

Inflammatory Bowel Disease II: Crohn's Disease

Introduction
Inflammatory bowel disease, commonly known as IBD, refers to a collection of disorders that lead to persistent inflammation of the gastrointestinal tract. The two types of IBD are ulcerative colitis, which impacts the colon, and Crohn's disease, which can involve any part of the gastrointestinal segment.
Crohn's disease
Crohn's disease is a chronic, systemic inflammatory bowel disease (IBD) that predominantly affects the gastrointestinal tract. It is marked by transmural...
Acute Inflammation II: Local and Systemic Effects01:25

Acute Inflammation II: Local and Systemic Effects

Acute inflammation produces a coordinated set of local and systemic changes that limit injury, eliminate pathogens, and initiate repair. These responses arise within minutes of infection, trauma, or chemical insult and are driven by vascular alterations and leukocyte-derived mediators. When the stimulus resolves, the reaction typically abates within days.Local EffectsAt the site of injury, arteriolar vasodilation increases blood flow, resulting in redness and warmth. Simultaneously, increased...
Inflammatory Bowel Disease III: Crohn's Disease01:25

Inflammatory Bowel Disease III: Crohn's Disease

Crohn’s disease is a chronic, relapsing form of inflammatory bowel disease characterized by segmental, transmural inflammation that can affect any part of the gastrointestinal tract. Its pathogenesis arises from a combination of genetic susceptibility, environmental exposures, epithelial barrier dysfunction, and immune dysregulation. Together, these factors lead to an exaggerated immune response against components of the gut microbiome.Genetic and Environmental InfluencesMultiple genetic...

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Related Experiment Videos

Comorbidity, systemic inflammation and outcomes in the ECLIPSE cohort.

Joy Miller1, Lisa D Edwards, Alvar Agustí

  • 1Queen's Medical Research Institute, University of Edinburgh & Royal Infirmary, Edinburgh, UK.

Respiratory Medicine
|June 25, 2013
PubMed
Summary

Comorbidities significantly worsen outcomes in Chronic Obstructive Pulmonary Disease (COPD), increasing mortality and reducing quality of life. Heart disease, hypertension, and diabetes are linked to increased systemic inflammation and poorer COPD prognosis.

Keywords:
Cardiovascular diseaseChronic obstructive pulmonary diseaseCigarette smokingDiabetesEmphysemaOsteoporosis

Related Experiment Videos

Area of Science:

  • Pulmonary Medicine
  • Cardiology
  • Inflammation Research

Background:

  • Comorbidities are prevalent in Chronic Obstructive Pulmonary Disease (COPD) and linked to adverse outcomes.
  • Systemic inflammation is a proposed mechanism connecting comorbidities and poor COPD prognosis.

Purpose of the Study:

  • To investigate the relationship between comorbidities, systemic inflammation, and clinical outcomes in COPD patients.
  • To assess the impact of specific comorbidities on mortality and disease severity.

Main Methods:

  • Analysis of the ECLIPSE study cohort (2164 COPD subjects).
  • Recorded comorbidities, systemic inflammatory markers (fibrinogen, IL-6, IL-8), and clinical outcomes (mortality, quality of life, MRC dyspnea, 6MWD, BODE index).
  • Comparison with healthy smokers and non-smokers.

Main Results:

  • COPD patients exhibited higher prevalence of osteoporosis, anxiety, heart trouble, heart attack, and heart failure compared to controls.
  • Heart failure, ischemic heart disease, heart disease, and diabetes significantly increased mortality risk in COPD.
  • Multiple comorbidities had an additive effect on mortality.
  • COPD with cardiovascular disease correlated with poorer quality of life, higher dyspnea scores, reduced 6-minute walk distance (6MWD), and higher BODE index.
  • Osteoporosis, hypertension, and diabetes were associated with increased dyspnea and reduced 6MWD.
  • Heart disease was linked to higher levels of fibrinogen, IL-6, and IL-8.

Conclusions:

  • Comorbidity is strongly associated with poor clinical outcomes in COPD.
  • Heart disease, hypertension, and diabetes are linked to increased systemic inflammation in COPD patients.
  • Managing comorbidities is crucial for improving COPD prognosis and patient well-being.