High density of IgG4-secreting plasma cells in the fibrotic tissue from a surgically resected tracheal ring impaired by complex subglottic stenosis post-tracheostomy as immune expression of a Th2 response due to severe COVID-19

Ann Hematol. 2021 Oct;100(10):2659-2660. doi: 10.1007/s00277-020-04231-y. Epub 2020 Aug 28.
No abstract available

Publication types

  • Case Reports
  • Letter

MeSH terms

  • Aged
  • COVID-19 / immunology*
  • Cicatrix / etiology
  • Cicatrix / immunology
  • Diagnosis, Differential
  • Fibrosis
  • Humans
  • Immunoglobulin G / analysis*
  • Immunoglobulin G4-Related Disease / diagnosis
  • Laryngostenosis / etiology
  • Laryngostenosis / immunology*
  • Laryngostenosis / pathology
  • Male
  • Plasma Cells / immunology*
  • Plasma Cells / pathology
  • SARS-CoV-2*
  • Th2 Cells / immunology*
  • Trachea / immunology*
  • Trachea / pathology
  • Trachea / surgery
  • Tracheostomy / adverse effects*

Substances

  • Immunoglobulin G