Risk of immediate postoperative fever in PFAPA patients undergoing tonsillectomy

Ory Madgar1, Amber D Shaffer2, David H Chi2

  • 1Division of Pediatric Otolaryngology, Children's Hospital of Pittsburgh UPMC, Pittsburgh, PA, USA; Department of Otolaryngology, Head and Neck Surgery, Sheba Medical Center, Tel-Hashomer, Israel; Faculty of Medicine, Tel-Aviv University, Israel.

Insights

Patients with Periodic Fever, Aphthous Stomatitis, Pharyngitis, and Cervical Adenitis (PFAPA) syndrome do not face an increased risk of immediate postoperative fever after tonsillectomy. This study found a low incidence of fever, suggesting current management protocols may be overly cautious.

Area of Science:

  • Pediatric Otolaryngology
  • Pediatric Rheumatology
  • Infectious Diseases

Background:

  • Periodic Fever, Aphthous Stomatitis, Pharyngitis, and Cervical Adenitis (PFAPA) syndrome is the most common periodic fever syndrome in children.
  • Tonsillectomy is a potential treatment for PFAPA syndrome.
  • A common clinical concern is the potential for increased postoperative fever in PFAPA patients, complicating diagnosis and management.

Purpose of the Study:

  • To evaluate the incidence of immediate postoperative fever in children with PFAPA syndrome undergoing tonsillectomy.
  • To determine if PFAPA patients have a higher risk of postoperative fever compared to the general pediatric population undergoing tonsillectomy.

Main Methods:

  • Retrospective chart review of PFAPA patients who underwent tonsillectomy at a tertiary children's hospital (2013-2022).
  • Query of the Pediatric Health Information System (PHIS) database for pediatric tonsillectomies and PFAPA diagnoses during the same period.
  • Analysis of immediate postoperative fever rates in PFAPA patients.

Main Results:

  • Only 1.6% of PFAPA patients (1 out of 61) experienced immediate postoperative fever.
  • The incidence of fever episodes significantly decreased post-tonsillectomy in PFAPA patients (100% pre-op vs. 9.75% post-op).
  • Analysis of a large national database (PHIS) showed 0.25% of pediatric tonsillectomies were associated with PFAPA, with no reported immediate postoperative fevers in this subgroup.

Conclusions:

  • The study suggests that PFAPA syndrome is not associated with an increased risk of immediate postoperative fever following tonsillectomy.
  • The findings challenge the notion that PFAPA patients require specialized care at main centers solely due to fever risk post-tonsillectomy.
  • Current institutional practices regarding the management of PFAPA patients undergoing tonsillectomy may warrant re-evaluation based on these results.
Abstract

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