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Lymphocytic interstitial pneumonia.

J Pitt1

  • 1Department of Pediatrics, Columbia University College of Physicians and Surgeons, New York, New York.

Pediatric Clinics of North America
|February 1, 1991
PubMed
Summary
This summary is machine-generated.

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Lymphocytic interstitial pneumonia (LIP) is diagnosed via lung biopsy, often presumed in children with specific symptoms. Pathogenesis theories involve immune stimulation, HIV, or EBV/HIV synergy, with treatment roles for zidovudine and steroids undetermined.

Area of Science:

  • Pediatric Pulmonology
  • Immunology
  • Infectious Diseases

Background:

  • Lymphocytic interstitial pneumonia (LIP) presents as a chronic interstitial pneumonia in children.
  • Clinical suspicion arises with lymphocytosis, hyperglobulinemia, lymphadenopathy, or parotid enlargement.
  • Definitive diagnosis currently requires a lung biopsy.

Purpose of the Study:

  • To review the diagnostic criteria and pathogenesis of LIP in children.
  • To discuss current and potential treatment strategies for LIP.

Main Methods:

  • Literature review of diagnostic approaches for LIP.
  • Analysis of proposed pathogenetic models for LIP.
  • Evaluation of treatment options for pediatric LIP.

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Main Results:

  • Lung biopsy remains the gold standard for confirming LIP.
  • Potential pathogenetic mechanisms include non-specific immune stimulation, HIV infection, or Epstein-Barr virus (EBV) and HIV interaction.
  • Supportive care with oxygen and bronchodilators is standard; the efficacy of zidovudine and steroids is uncertain.

Conclusions:

  • LIP diagnosis in children is often clinical but pathologically confirmed by biopsy.
  • Understanding the interplay of immune factors and viral infections is key to pathogenesis.
  • Further research is needed to establish evidence-based treatments for LIP, including antiviral and anti-inflammatory agents.