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Case Report: Cervical lymphadenitis resulting from Pseudomonas aeruginosa diagnosed by metagenomic next-generation

Lihong Gao1,2, Yang Wen2,3, Xiaoyu Jing2,4

  • 1Department of Pediatric Infectious Diseases Nursing Unit, West China Second University Hospital, Sichuan University, Chengdu, Sichuan, China.

Frontiers in Pediatrics
|June 3, 2026
PubMed

Insights

Pediatric cervical lymphadenitis, often caused by common bacteria, can rarely stem from Gram-negative pathogens like Pseudomonas aeruginosa. Metagenomics next-generation sequencing aided in diagnosing this rare case, enabling effective treatment.

Area of Science:

  • Pediatric infectious diseases
  • Microbiology
  • Genomics

Background:

  • Pediatric cervical lymphadenitis is typically caused by Staphylococcus aureus and Streptococcus pyogenes.
  • Infections due to Gram-negative bacteria are uncommon in pediatric cervical lymphadenitis.

Keywords:
Pseudomonas aeruginosacase reportcervical lymphadenitismetagenomic next-generation sequencing

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