Author
Satoru Kudose, MD
Department of Pathology and Cell Biology
Columbia University Irving Medical Center
New York, New York
Primary Audience: Pathologists and Clinical Scientists
Secondary Audience: Residents, Laboratory Technologist/Scientist (Includes all sub-specialty areas), Students, Pathologist Assistants, Laboratory Directors and Educators
Upon completion of this activity, you will be able to:
· describe the basic structure of amyloid;
· explain the origin of Congo red stain and how they came to be used in pathology;
· discuss the mechanism of the color seen when Congo red stained amyloid is examined between crossed polarizer and analyzer;
· differentiate between amyloid deposits and amyloid fibrils;
· recognize the typical morphologic features of AL amyloidosis; and
· identify several diagnostic tests to diagnose AL amyloidosis