Actually, there are few data about the effectiveness of remote monitoring (RM) and patient centered alarms setting in patients with unexplained syncope underwent implanted loop recorder (ILR) monitoring.

The aim of this study is to evaluate the time from onset of first physician's evaluation of asyntomatic ECG events lead to medical treatment in ordinary clinical practice for syncope patients with ILR patients and compare it between patients followed with RM or conventionally with annual in-hospital visits.

Inclusion Criteria

• Patients with unexplained syncope underwent ICM implantation according to current gudelines.

Exclusion Criteria

• Patients do not provied signing Patient Informed Consent Form

The study population included all patients with unexplained syncope underwent ICM implantation according to current gudelines and followed by conventionally or RM according to the hospital's clinical practice.