Case Report

AL-Amyloidosis Presenting with Negative Congo Red Staining in the Setting of High Clinical Suspicion: A Case Report

Figure 1

(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.
593460.fig.001a
(a)
593460.fig.001b
(b)