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When Neisseria meningitidis Strikes an Immunocompetent Host and Purpura Fulminans Results

Andy Li1, Parima Saxena2, Aye M Thida2

  • 1Internal Medicine, State University of New York Downstate Medical Center, Brooklyn, USA.

Cureus
|June 18, 2025
PubMed

Insights

Purpura fulminans (PF), a severe skin condition, can arise from disseminated intravascular coagulation (DIC) even in healthy individuals. Early treatment with antibiotics, steroids, and anticoagulants is crucial for survival.

Area of Science:

  • Critical care medicine
  • Infectious diseases
  • Hematology

Background:

  • Purpura fulminans (PF) is a rare, life-threatening condition characterized by skin necrosis.
  • It is often a manifestation of disseminated intravascular coagulation (DIC).
  • PF typically affects immunocompromised individuals and carries a high mortality rate.

Observation:

  • This report details a case of an elderly, immunocompetent woman who developed PF.
  • The patient's condition was secondary to DIC caused by *Neisseria meningitis* infection.
  • This presentation is unusual given the patient's immunocompetent status.

Findings:

  • The case highlights that PF can occur in immunocompetent hosts.
  • Prompt diagnosis and management of *Neisseria meningitis*-mediated DIC are essential.
  • Successful outcomes depend on early intervention strategies.

Implications:

  • Early intervention for PF with DIC is critical for improving survival rates.
  • Treatment should include antibiotics, steroids, and anticoagulants.
  • Addressing the underlying consumptive coagulopathy is paramount.
Keywords:
disseminated intravascular coagulation (dic)fulminans purpuraimmuno-competent hostneisseria meningitidisorgan failure from sepsis

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