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Reactive Infectious Mucocutaneous Eruption: A Rising Enigma.

Joana Lage1, Ana Lemos2, Ana Garcia2

  • 1Pediatric Infectious Diseases Unit. Hospital Dona Estefânia. Unidade Local de Saúde São José. Lisbon. & Centro Clínico Académico de Lisboa. Lisbon. & Department of Pediatrics. Hospital Professor Doutor Fernando Fonseca. Unidade Local de Saúde de Amadora/Sintra. Amadora. Portugal.

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Summary
This summary is machine-generated.

Reactive infectious mucocutaneous eruption (RIME) is a rare pediatric condition often triggered by Mycoplasma pneumoniae. Prompt diagnosis and multidisciplinary care, including antibiotics and immunomodulators, are key for favorable outcomes in RIME patients.

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Area of Science:

  • Pediatric Infectious Diseases
  • Dermatology
  • Immunology

Background:

  • Reactive infectious mucocutaneous eruption (RIME) is a rare condition primarily affecting children.
  • It typically follows a respiratory infection, frequently Mycoplasma pneumoniae.
  • RIME is characterized by severe mucositis with minimal skin lesions.

Purpose of the Study:

  • To present a pediatric case of RIME.
  • To emphasize diagnostic challenges and treatment strategies.
  • To highlight the importance of early recognition and management.

Main Methods:

  • Case report of a nine-year-old male with severe oral mucositis and urinary retention.
  • Etiological investigation including respiratory secretions analysis and serology for Mycoplasma pneumoniae.
  • Treatment with azithromycin, intravenous immunoglobulin, and methylprednisolone.

Main Results:

  • Mycoplasma pneumoniae identified as the causative agent.
  • Patient presented with severe oral mucositis, penile lesion, cutaneous lesions, and conjunctival hyperemia.
  • Successful clinical improvement following treatment with azithromycin, IVIG, and methylprednisolone.

Conclusions:

  • RIME requires careful differentiation from Stevens-Johnson syndrome, often presenting with a better prognosis.
  • Early recognition and supportive care are crucial for optimal patient outcomes.
  • Multidisciplinary management is essential for addressing the complexities of RIME.