Observation of Clinical Routine Care for Patients With BIOTRONIK Implantable Cardiac Monitors (ICMs)

Inclusion Criteria: * Patient is intended to receive a BIOTRONIK Implantable Cardiac Monitor (ICM) * Patient is able to understand the nature of the registry and to provide written informed consent. * Patient is willing and able to use the CardioMessenger and accepts the BIOTRONIK Home Monitoring concept. Exclusion Criteria: * Patient is pregnant or breast feeding. * Patient is less than 18 years old. * Patient is participating in another interventional clinical investigation other than the submodules of BIO\|STREAM.ICM