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Pemphigus.

N J Korman1

  • 1Department of Dermatology, Case Western Reserve University, Cleveland, Ohio.

Dermatologic Clinics
|October 1, 1990
PubMed
Summary

Pemphigus is an autoimmune blistering disease caused by IgG autoantibodies targeting keratinocyte cell surface adhesion molecules. Treatments like glucocorticosteroids and immunosuppressants have significantly improved patient prognosis.

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Area of Science:

  • Dermatology
  • Immunology
  • Autoimmune Diseases

Background:

  • Pemphigus is an autoimmune intraepithelial blistering disease affecting skin and mucous membranes.
  • It is characterized by pathogenic IgG autoantibodies that bind to keratinocyte cell surface complexes.
  • These complexes are components of cell adhesion junctions.

Purpose of the Study:

  • To investigate the pathogenic mechanisms of pemphigus.
  • To understand the role of autoantibodies in disease pathophysiology.
  • To review the impact of therapeutic interventions on pemphigus prognosis.

Main Methods:

  • Analysis of autoantibody binding to keratinocyte cell surface components.
  • Investigation of proposed pathophysiological mechanisms including proteinase and complement activation.
  • Review of clinical outcomes with glucocorticosteroid and immunosuppressive therapy.

Main Results:

  • Pathogenic IgG autoantibodies bind to cell adhesion junction components on keratinocytes.
  • Potential mechanisms include proteinase activation, complement activation, and direct interference with cell adhesion.
  • Glucocorticosteroids and immunosuppressive agents have dramatically improved pemphigus prognosis.

Conclusions:

  • Pemphigus pathogenesis involves autoantibodies disrupting keratinocyte adhesion.
  • Therapeutic advancements have significantly enhanced survival and management of pemphigus vulgaris.
  • Further research into autoantibody production stimuli is warranted.

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