Postpartum Disseminated Herpes Simplex Virus Type 1 Infection With Hemophagocytic Lymphohistiocytosis and Fulminant Neonatal Herpes Infection

Mette Ratzer Freytag, Sofie Eg Jørgensen, Michelle Mølgaard Thomsen, Ali Al-Mousawi, Alon Schneider Hait, David Olagnier, Jakob T Bay, Marie Helleberg, Trine H Mogensen*

*Corresponding author for this work

Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

5 Citations (Scopus)

Abstract

The present study describes a 19-year-old woman with systemic herpes simplex virus (HSV)-1 infection and hemophagocytic lymphohistiocytosis (HLH) postpartum, and a fatal course of neonatal herpesvirus infection. Functional investigation of cells from the mother demonstrated significantly impaired induction of antiviral interferons and cytokines in the context of normal activation of the transcription factors NF-κB and IRF3. Whole-exome sequencing did not reveal any functionally validated genetic variants. We suggest that the functionally impaired antiviral responses, potentially caused by a variant in CASP8 or other variants in noncoding regions of the genome, contributed to the unusually severe disease course observed in two generations.

Original languageEnglish
JournalThe Journal of Infectious Diseases
Volume225
Issue1
Pages (from-to)157-162
Number of pages6
ISSN0022-1899
DOIs
Publication statusPublished - 1 Jan 2022

Keywords

  • hemophagocytic lymphohistiocytosis
  • herpes simplex virus
  • innate immunity
  • interferon
  • neonatal herpes

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