04 July 2022>: Articles
Acute Mitral Regurgitation Due to Chordae Tendineae Rupture: A Rare Presentation of Cardiac Amyloidosis
Unusual clinical course, Challenging differential diagnosis, Rare disease
Regina Aguilar-López A , Cristopher Cándido Sánchez-Rodríguez A , Daniel Manzur-Sandoval A , María Flores Calvo A , Alberto Aranda-Fraustro A , Antonio Jordán-Ríos A , Alejandro Francisco-Cruz A , Gustavo Rojas-Velasco A*DOI: 10.12659/AJCR.936545
Am J Case Rep 2022; 23:e936545
Figure 4. Cardiac tissue biopsy with chronic ischemic cardiomyopathy changes. (A) Gross pathology of the heart biopsy specimen. (B) Coagulative myocytolysis with contraction bands (black arrowhead) and pyknotic nuclei (white arrowhead) (phosphotungstic acid-hematoxylin; ×250). (C) Chronic ischemic cardiomyopathy with myocardiocytes disarray, fibrosis (black asterisk) (hematoxylin and eosin ×100) and (D) collagen deposits revealed with Masson’s trichrome (black asterisk).