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Polymyositis associated with nephrotic syndrome

Renato Oliveira Freire1, José Caetano Macieira, Hugo Leite de Farias Brito

  • 1Universidade Federal de Sergipe, Aracaju, Brasil. renatoaju07@yahoo.com.br

Revista Brasileira De Reumatologia
|December 3, 2010
PubMed

Insights

Polymyositis, a muscle weakness disease, can rarely affect the kidneys. This case report details a patient with polymyositis who developed nephrotic syndrome from mesangial glomerulonephritis.

Area of Science:

  • Nephrology
  • Rheumatology
  • Immunology

Background:

  • Polymyositis (PM) is an idiopathic inflammatory myopathy causing symmetric proximal muscle weakness.
  • While PM is linked to malignancies, autoimmune diseases, and infections, its association with nephropathy is uncommon.

Observation:

  • This report details a rare case of polymyositis associated with kidney disease.
  • A patient diagnosed with polymyositis presented with nephrotic syndrome.

Findings:

  • The patient's nephrotic syndrome was diagnosed as mesangial glomerulonephritis.
  • This highlights a rare but significant renal manifestation of polymyositis.

Implications:

  • This case underscores the importance of considering renal involvement in polymyositis patients.
  • Further research may elucidate the mechanisms linking polymyositis and glomerulonephritis.

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