Cardiac Amyloidosis pRevaleNce of in OLDer Subjects Affected by Heart Failure

Who May Qualify: - Aged ≥ 80 years - Hospitalised for decompensation of heart failure in the last 12 months - Subjects with hypertrophy of the septum or left ventricle at cardiac echography (defined as ≥ 12 mm) - Subjects able to undergo a bone scintigraphy scan - Subjects willing to participate Who Should NOT Join This Trial: - Subjects refusing to participate - Subjects admitted to palliative care unit. - Subjects under guardianship - Subjects with a definite diagnosis of cardiac amyloidosis Always talk to your doctor about whether this trial is right for you.