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Amyloidosis in continuous ambulatory peritoneal dialysis

M Beaman1, A P Boon, J Michael

  • 1Department of Nephrology, Queen Elizabeth Hospital, Edgbaston, Birmingham, UK.

Insights

A patient with chronic renal failure undergoing peritoneal dialysis developed severe peritonitis multiple times. Post-mortem examination revealed widespread AA amyloidosis, highlighting a potential complication of long-term dialysis.

Area of Science:

  • Nephrology
  • Pathology
  • Internal Medicine

Background:

  • Chronic renal failure necessitates renal replacement therapy, such as peritoneal dialysis.
  • Peritoneal dialysis is a common treatment for end-stage renal disease.
  • Recurrent peritonitis is a known complication of peritoneal dialysis.

Observation:

  • A 53-year-old male patient with chronic renal failure was on continuous ambulatory peritoneal dialysis.
  • The patient experienced eight episodes of severe peritonitis over a two-year period.
  • The patient ultimately died due to complications related to his condition.

Findings:

  • Post-mortem examination revealed widespread deposition of AA amyloid.
  • AA amyloidosis is a form of secondary amyloidosis associated with chronic inflammation.
  • The findings suggest a link between recurrent peritonitis and the development of AA amyloidosis in this patient.

Implications:

  • This case highlights the potential for severe AA amyloidosis to develop in patients with chronic renal failure undergoing peritoneal dialysis, particularly with recurrent peritonitis.
  • Further research may be warranted to investigate the mechanisms linking peritoneal dialysis-associated inflammation and amyloidosis.
  • Clinical vigilance for AA amyloidosis in dialysis patients with refractory peritonitis is suggested.

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