Pneumatosis Intestinalis in the Setting of COVID-19: A Single Center Case Series From New York

  • Santiago J. Miyara
  • , Lance B. Becker
  • , Sara Guevara
  • , Claudia Kirsch
  • , Christine N. Metz
  • , Muhammad Shoaib
  • , Elliot Grodstein
  • , Vinay V. Nair
  • , Nicholas Jandovitz
  • , Alexia McCann-Molmenti
  • , Kei Hayashida
  • , Ryosuke Takegawa
  • , Koichiro Shinozaki
  • , Tsukasa Yagi
  • , Tomoaki Aoki
  • , Mitsuaki Nishikimi
  • , Rishabh C. Choudhary
  • , Young Min Cho
  • , Stavros Zanos
  • , Stefanos Zafeiropoulos
  • Hannah B. Hoffman, Stacey Watt, Claudio M. Lumermann, Judith Aronsohn, Linda Shore-Lesserson, Ernesto P. Molmenti

Research output: Contribution to journalArticlepeer-review

6 Citations (Scopus)

Abstract

This case series reviews four critically ill patients infected with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) [coronavirus disease 2019 (COVID-19)] suffering from pneumatosis intestinalis (PI) during their hospital admission. All patients received the biological agent tocilizumab (TCZ), an interleukin (IL)-6 antagonist, as an experimental treatment for COVID-19 before developing PI. COVID-19 and TCZ have been independently linked to PI risk, yet the cause of this relationship is unknown and under speculation. PI is a rare condition, defined as the presence of gas in the intestinal wall, and although its pathogenesis is poorly understood, intestinal ischemia is one of its causative agents. Based on COVID-19's association with vasculopathic and ischemic insults, and IL-6's protective role in intestinal epithelial ischemia–reperfusion injury, an adverse synergistic association of COVID-19 and TCZ can be proposed in the setting of PI. To our knowledge, this is the first published, single center, case series of pneumatosis intestinalis in COVID-19 patients who received tocilizumab therapy.

Original languageEnglish
Article number638075
JournalFrontiers in Medicine
Volume8
DOIs
Publication statusPublished - 4 Jun 2021
Externally publishedYes

Keywords

  • COVID-19
  • IL-6 inhibitor
  • SARS-CoV-2
  • ischemia-reperfusion injury
  • mesenteric ischemia
  • molecular targeted therapy
  • pneumatosis intestinalis
  • tocilizumab

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