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Polyserositis: a diagnostic challenge.

Inés Losada1, Juan González-Moreno1, Nuria Roda1

  • 1Internal Medicine Unit, Hospital Son Llàtzer, Palma de Mallorca, Spain.

Internal Medicine Journal
|May 16, 2018
PubMed
Summary
This summary is machine-generated.

Polyserositis (PS) is inflammation of serous membranes with unknown causes in many cases. This study found neoplasms, infections, and autoimmune diseases as common causes, but a significant portion remained undiagnosed.

Keywords:
aetiologyeffusionpolyserositis

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Area of Science:

  • Medical research
  • Clinical diagnostics
  • Inflammatory diseases

Background:

  • Polyserositis (PS) involves inflammation and effusion in multiple serous membranes.
  • The underlying cause of PS is frequently unidentified in a significant number of patients.
  • PS is associated with various underlying medical conditions.

Purpose of the Study:

  • To investigate the aetiology of polyserositis (PS) cases over an 11-year period at Son Llàtzer Hospital.
  • To characterize the epidemiological, clinical, and laboratory features of patients with PS.
  • To identify potential diagnostic markers for different PS aetiologies.

Main Methods:

  • Observational, descriptive, and retrospective study design.
  • Inclusion criteria required inflammation of at least two serous membranes confirmed by imaging, with at least one exudative fluid.
  • Analysis of 92 patient cases from Son Llàtzer Hospital.

Main Results:

  • Neoplasms were the most frequent diagnosis (nearly one-third), followed by infections and autoimmune diseases.
  • PS aetiology remained unknown in over one-third of cases.
  • Pleural and pericardial involvement were most common (83%); antinuclear antibodies and adenosine deaminase levels correlated with autoimmune disease, while elevated lactate dehydrogenase indicated neoplasm.

Conclusions:

  • Polyserositis is a common condition linked to diverse diseases, often presenting diagnostic challenges with a high rate of unknown aetiologies.
  • Identifying the cause of PS is crucial for patient management.
  • Further research may improve diagnostic accuracy for unknown PS cases.