Renal amyloidosis

Renal amyloidosis is rare as an isolated entity but can be associated with systemic amyloidosis. Renal involvement from amyloidosis in pathological specimens is quite common. However, renal function compromise is rare.

It usually manifests as nephrotic syndrome:

  • fever
  • abdominal pain
  • hypertension
  • proteinuria
  • edema
  • urinary symptoms when urinary tract is involved

Non specific but may show:

  • enlarged kidneys - characteristic finding in acute stages
  • increased echogenecity
  • prominent medullary pyramids

May show:

  • enlarged kidneys
  • heterogeous contrast enhancement

Again may show enlarged kidneys 

  • T2: affected areas are hypointense

May show:

  • irregular narrowing and tortousity of interlobar arteries
  • non visualization of cortical arterial branches
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Article information

rID: 25651
System: Urogenital
Tag: cases
Synonyms or Alternate Spellings:
  • Amyloidosis of kidneys
  • Amylodosis of kidney
  • Amylodosis affecting the kidney
  • Amylodosis affecting the kidneys

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