Nephrotic Syndrome — Topic Test
12 questions · exam mode (answers revealed at the end). 18 min suggested.
A 40-year-old man with long-standing rheumatoid arthritis develops gross proteinuria and nephrotic syndrome. Renal biopsy stained with Congo red shows apple-green birefringence under polarised light. Which protein is responsible for the amyloid deposits?
ATransthyretin
BBeta-2 microglobulin
CSerum amyloid A (AA)
DImmunoglobulin light chain (AL)