Pathology – MCQ 66 – Specific stain for amyloid

One of the following stains is specific for Amyloid?
A. Periodic Acid schif (PAS)
B. Alizarin red
C. Congo red
D. Von—Kossa

Correct answer : C. Congo red

Apple green birefringence of amyloid can be observed when stained with congo red and viewed under polarizing microscope.

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