The PREMEDIC is a prospective, observational study. Patients hospitalized for Systolic Heart Failure will be enrolled and health data will be collected at hospital admission and during hospital stay. No data will be collected before detailed information is given to the patient and a non-opposition is obtained.

The aim of this observational and prospective study is to evaluate the concordance actual patient management during the in hospital treatment of heart failure and the therapeutic proposals from a medical algorithmic decision support software.

Main Objective:

The aim of this observational and prospective study is to evaluate retrospectively the concordance between the actual systolic heart failure patient management during the inhospital treatment of heart failure (as recorded from the usual healthcare data collected) and the therapeutic proposals from a medical algorithmic decision support software.

Secondary Objectives:

To study the evolution of biological, hepatic and cardiopulmonary ultrasound usual markers in hospitalization, in connection with the duration of hospitalization and drug administered.

Inclusion Criteria:

• 18 years old or over
• Patients hospitalized for decompensated systolic heart failure
• Patients informed

Exclusion Criteria:

• Patients unwillingness to participate

Patients hospitalized for acutely decompensated systolic heart failure