Detection of V. vulnificus septic shock with ARDS using mNGS

Tangjun Dan1, Haidong Qin1, CaiZhi Sun1

  • 1Department of Emergency Medicine, Nanjing First Hospital, Nanjing Medical University, Nanjing, China.

Open Life Sciences
|May 22, 2023
PubMed

Insights

Vibrio vulnificus infections are increasing and often missed in high-risk groups. Early diagnosis using metagenomic next-generation sequencing (mNGS) is crucial for timely treatment and improved patient outcomes.

Area of Science:

  • Infectious Diseases
  • Microbiology
  • Genomics

Background:

  • The incidence of Vibrio vulnificus infections is rising, yet often overlooked in certain high-risk populations.
  • Vibrio vulnificus infections, particularly foodborne, have a high mortality rate, comparable to Ebola and bubonic plague.
  • Sepsis from V. vulnificus is primarily reported in the US, with rare occurrences in Southeast Asia.

Observation:

  • A case study of a 78-year-old male presenting with severe hand swelling and pain after consuming raw salmon.
  • The patient presented in septic shock, necessitating immediate transfer to the intensive care unit.
  • Metagenomic next-generation sequencing (mNGS) was employed for rapid etiological diagnosis.

Findings:

  • mNGS confirmed the V. vulnificus diagnosis within 24 hours of admission.
  • The patient received medical treatment, avoiding surgical intervention such as debridement or amputation.
  • Successful treatment led to the patient's recovery and discharge.

Implications:

  • Metagenomic next-generation sequencing (mNGS) significantly aids in the early and accurate diagnosis of V. vulnificus infections.
  • Early etiological diagnosis facilitates prompt and effective medical intervention.
  • Timely treatment based on mNGS results can prevent severe complications and improve patient prognosis, potentially avoiding limb loss.