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Session 27 A patient with a history of arrhythmia is found to have atrial amyloid deposition on autopsy. Do you know what peptide is associated with this finding? Dr. Karen Shackelford joins us for another round of interesting questions to help you ace your boards. If you haven’t yet, check out https://www.boardvitals.com/ (BoardVitals) and use the promo code BOARDROUNDS to save 15% off. Listen to this podcast episode with the player above, or keep reading for the highlights and takeaway points. [02:14] Question of the Week The autopsy of the patient with a history of arrhythmia revealed amyloid deposition in the atria but no other amyloid was found in the ventricles. Which of the following peptides is associated with amyloid deposition in the atria? And what is that peptide's function? (A) Calcitonin and reduction of blood calcium concentration (B) Prolactin and gastric emptying (C) Acetylcholine and positive chronotropy to sinoatrial node (D) Immunoglobulin and cell-mediated immune response (E) Atri