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Related Concept Videos

Chronic Bowel Disorders: Introduction01:17

Chronic Bowel Disorders: Introduction

Chronic bowel diseases are a group of long-term conditions affecting the digestive tract, characterized by inflammation and damage to the gut lining. These conditions primarily include irritable bowel syndrome and inflammatory bowel disease.
Irritable Bowel Syndrome (IBS) is a common disorder affecting the gastrointestinal tract. The distinctive feature is recurrent abdominal pain associated with altered bowel movements, manifesting as constipation, diarrhea, or fluctuating between both. The...
Endocarditis II: Clinical Features of Infective Endocarditis01:25

Endocarditis II: Clinical Features of Infective Endocarditis

Endocarditis can present various clinical features depending on the causative organism and the patient's underlying health conditions. Initially, the clinical features of infective endocarditis develop gradually, presenting with nonspecific symptoms that can be easily mistaken for other illnesses.General SymptomsEarly symptoms of infective endocarditis are fever, chills, weakness, malaise, fatigue, and weight loss. These symptoms reflect the systemic nature of the infection and the body's...
Gastritis-II: Pathophysiology01:17

Gastritis-II: Pathophysiology

Gastritis is marked by disruption of the mucosal barrier that usually protects the stomach tissue from digestive juices and manifests in acute and chronic forms.
In acute gastritis, the gastric mucosa becomes swollen and red and undergoes superficial erosion. Superficial ulceration may lead to bleeding.
In chronic gastritis, persistent or repeated insults lead to chronic inflammatory changes and, eventually, thinning or atrophy of the gastric tissue.
Gastritis can stem from various causes, each...
Gastritis II: Pathophysiology01:26

Gastritis II: Pathophysiology

The pathophysiology of gastritis begins with the colonization of the stomach lining by Helicobacter pylori (H. pylori). This bacterium spreads mainly via the oral-oral route through saliva or shared utensils, and can also be transmitted in overcrowded or unhygienic environments through contaminated water, despite its brief survival outside the body.ColonizationOnce ingested, H. pylori enters the stomach and begins colonization by navigating through the mucus layer lining the stomach wall. It...
Other Disorders of Digestive System01:30

Other Disorders of Digestive System

The gastrointestinal tract is susceptible to various disorders. If the lower esophageal sphincter is damaged, stomach acid can flow back into the esophagus, causing irritation and inflammation of the lining. This condition is called gastroesophageal reflux disease (known as heartburn) and may cause chest pain and difficulty swallowing. In the stomach, prolonged use of nonsteroidal anti-inflammatory drugs like aspirin, chronic alcohol consumption, bacterial infections such as Helicobacter...
Cholecystitis01:20

Cholecystitis

Cholecystitis is inflammation of the gallbladder, most commonly caused by obstruction of the cystic duct. This blockage prevents bile from draining, leading to gallbladder distension, inflammation, and potentially serious complications. This condition may present acutely or chronically and can happen with or without gallstones.EtiologyAbout 95% of cholecystitis cases are calculous, caused by gallstones blocking the cystic duct, leading to bile accumulation and inflammation of the gallbladder...

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Imaging Features of Systemic Sclerosis-Associated Interstitial Lung Disease
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[Churg-Strauss syndrome].

François Lhote1

  • 1Service de médecine interne, Centre hospitalier, Saint-Denis, France. francois.lhote@ch-stdenis.fr

Presse Medicale (Paris, France : 1983)
|April 6, 2007
PubMed
Summary

Churg-Strauss syndrome, a rare vasculitis linked to asthma and hypereosinophilia, often involves multiple organs. While treatable with corticosteroids and immunosuppressants, long-term asthma management and relapse prevention are crucial.

Area of Science:

  • Rheumatology
  • Pulmonology
  • Immunology

Background:

  • Churg-Strauss syndrome (CSS) is a rare systemic vasculitis characterized by asthma and hypereosinophilia.
  • It primarily affects small vessels and can lead to purpura, mononeuritis multiplex, and organ damage.
  • Prevalence is low, estimated at 7-13 per million population.

Purpose of the Study:

  • To review the key features, diagnosis, and management of Churg-Strauss syndrome.
  • To highlight cardiac involvement as a major cause of mortality.
  • To discuss treatment strategies and patient outcomes.

Main Methods:

  • Literature review of Churg-Strauss syndrome.
  • Analysis of clinical presentation, diagnostic markers (e.g., anti-MPO pANCA), and prognostic factors.

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Imaging Features of Systemic Sclerosis-Associated Interstitial Lung Disease
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  • Evaluation of treatment protocols and long-term follow-up data.

    • Main Results:

    • Anti-MPO (antimyeloperoxidase) perinuclear anti-neutrophil cytoplasmic antibodies (pANCA) are found in 35-40% of patients, correlating with increased risk of renal, CNS, and alveolar hemorrhage.
    • Cardiac involvement is a significant cause of morbidity and mortality.
    • Treatment with corticosteroids and immunosuppressants achieves remission in ~90% of cases, with a 10-year survival rate of 79.4%.

    Conclusions:

    • Churg-Strauss syndrome requires prompt diagnosis and management, often involving a combination of corticosteroids and immunosuppressants.
    • Despite high remission rates, relapses are common (25%), and most patients require ongoing asthma management.
    • Cardiac complications remain a critical concern, necessitating vigilant monitoring and treatment.