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[Diffuse pulmonary hemorrhage in systemic lupus erythematosus].

J M Varela Aguilar1, J Sánchez-Román, M J Castillo Palma

  • 1Unidad de Colagenosis, Departamento de Medicina Interna, Hospital Universitario Virgen del Rocio Sevilla.

Revista Clinica Espanola
|July 1, 1991
PubMed
Summary

Diffuse lung hemorrhage (DLH) is a rare systemic lupus erythematosus (SLE) complication. Prompt diagnosis and treatment with steroids and cyclophosphamide can be curative, even without classic symptoms like coughing blood.

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Area of Science:

  • Rheumatology
  • Pulmonology
  • Internal Medicine

Background:

  • Systemic lupus erythematosus (SLE) is a chronic autoimmune disease with diverse clinical manifestations.
  • Diffuse lung hemorrhage (DLH) is a rare but serious pulmonary complication of SLE.
  • Early recognition of DLH is crucial for timely intervention and improved patient outcomes.

Observation:

  • Lung abnormalities were detected in 39.5% of 182 SLE patients studied.
  • DLH was confirmed in 3 male patients presenting with pulmonary infiltrates.
  • Key indicators for DLH suspicion include decreased hematocrit and serum complement levels in SLE patients with bilateral lung infiltrates.

Findings:

  • Treatment with corticosteroids and cyclophosphamide proved effective in all confirmed DLH cases.

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  • One patient experienced a recurrence of DLH despite initial successful treatment.
  • No fatalities occurred due to DLH, though one patient required life support.

    • Implications:

    • DLH should be considered in the differential diagnosis of bilateral alveolar infiltrates in SLE patients, even with atypical presentations.
    • Prompt diagnosis and management of DLH can prevent mortality and lead to recovery.
    • Understanding the subtle clinical and laboratory clues is essential for diagnosing DLH in SLE.