Multimarker Approach for Acute Dyspnea in Elderly Patients Admitted in the Emergency Department

The presence or absence of ALSHF (gold standard used in the READ study) : diagnosis by 2 experts (cardiologist and emergency physician) based on data collected in the ED and during hospitalization (clinical examination, history, usual treatment, haemodynamic parameters, ECG, chest X-ray, emergency treatment, clinical and paraclinical results during hospitalization), biological assays (except NT-proBNP) and echocardiography (Left Ventricular Ejection Fraction, segmental kinetic, potential valvulopathy, transmitral flow, tissue doppler E' velocity) performed by a cardiologist within 24 hours of admission.