Hea failure cells are:-

Hea failure cells are seen in lungs. Pathogenesis:- Left ventricular hea failure | Stasis of blood in left side chambers | Blood backing up in pulmonary circulation | Pulmonary edema | Red cells and plasma proteins extravasate into the edema fluid with in alveolar spaces | Phagocytosed and digested by macrophages | Hemosiderin - laden macrophages