PMC3914171_01
(a) Reddish-orange Congophilic amyloid deposits observed in glomeruli and surrounding interstitium from renal biopsy (b) Congophilic deposits visualized under polarized light demonstrating apple-green birefringence.
CRIM.NEPHROLOGY2012-593460.001.jpg
PMC3914171_01_CRIM.NEPHROLOGY2012-593460.001.jpg
fig1
A renal biopsy was performed and was positive for Congo red stain with characteristic apple-green birefringence in the amyloid deposits involving the glomeruli, vessels, and interstitium (Figure 1).