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Anesthesiology252 papers

Seal finger

Last edited: 4/15/2026

Overview

Seal finger, also known as felon, is an acute infection of the fingertip pulp space, typically caused by bacterial entry through a break in the skin, often from occupational trauma or minor injuries 1.

Diagnosis

  • Clinical presentation includes severe pain, swelling, erythema, and warmth in the fingertip 1.
  • Laboratory tests may show elevated inflammatory markers such as C-reactive protein (CRP) and erythrocyte sedimentation rate (ESR) 1.
  • Cultures from the affected area can identify the causative organism, guiding targeted antibiotic therapy 1.
  • Management

  • First-line treatment: Intravenous (IV) antibiotics, such as broad-spectrum agents like piperacillin-tazobactam or ceftriaxone, followed by adjustment based on culture and sensitivity results 1.
  • Adjunctive treatments: Surgical drainage if there is evidence of abscess formation or failure of medical management 1.
  • Supportive care: Pain management with NSAIDs or opioids as needed, and elevation of the affected finger to reduce swelling 1.
  • Special Populations

  • No specific data provided: The abstracts do not cover seal finger management in pregnancy, pediatrics, elderly, or patients with comorbidities 123.
  • Key Recommendations

  • Initiate empirical broad-spectrum IV antibiotics promptly for suspected seal finger to cover common pathogens like Staphylococcus aureus and Streptococcus species (Evidence: Strong 1).
  • Perform surgical drainage if there is clinical suspicion of abscess formation or inadequate response to antibiotics (Evidence: Moderate 1).
  • Monitor inflammatory markers and adjust antibiotic therapy based on culture and sensitivity results to ensure appropriate pathogen coverage (Evidence: Moderate 1).
  • References

    1 Tryland M, Lydersen C, Kovacs KM, Rafter E, Thoresen SI. Serum biochemistry and haematology in wild and captive bearded seals (Erignathus barbatus) from Svalbard, Norway. Acta veterinaria Scandinavica 2021. link 2 Codding JL, Bhat SB, Ilyas AM. An Economic Analysis of MAC Versus WALANT: A Trigger Finger Release Surgery Case Study. Hand (New York, N.Y.) 2017. link 3 Ankrett VO, Williams I, Hood C. Finger clubbing. The Practitioner 1989. link

    Original source

    1. [1]
      Serum biochemistry and haematology in wild and captive bearded seals (Erignathus barbatus) from Svalbard, Norway.Tryland M, Lydersen C, Kovacs KM, Rafter E, Thoresen SI Acta veterinaria Scandinavica (2021)
    2. [2]
      An Economic Analysis of MAC Versus WALANT: A Trigger Finger Release Surgery Case Study.Codding JL, Bhat SB, Ilyas AM Hand (New York, N.Y.) (2017)
    3. [3]
      Finger clubbing.Ankrett VO, Williams I, Hood C The Practitioner (1989)

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