1 Cardiovascular Rehabilitation Unit, Buccheri La Ferla Fatebenefratelli Hospital, Palermo. cinzianugara@gmail.com.
2 Cardiovascular Rehabilitation Unit, Buccheri La Ferla Fatebenefratelli Hospital, Palermo. annilovoi@hotmail.it.
3 Division of Cardiology, Department of Health Promotion, Mother and Child Care, Internal Medicine and Medical Specialties (ProMISE) 'G. D'Alessandro', University Hospital Paolo Giaccone, Palermo. dr.davidediana@gmail.com.
4 Cardiovascular Rehabilitation Unit, Buccheri La Ferla Fatebenefratelli Hospital, Palermo. silvia.sarullo@libero.it.
5 Cardiovascular Rehabilitation Unit, Buccheri La Ferla Fatebenefratelli Hospital, Palermo. antozarcone@gmail.com.
6 Cardiovascular Rehabilitation Unit, Buccheri La Ferla Fatebenefratelli Hospital, Palermo. sarullo.filippo@fbfpa.it.
Patent foramen ovale (PFO) is a common abnormality that occurs in about 25% of the adult population. In most cases is a benign finding, but sometimes the communication between the right and the left atria can be a conduit for thrombi.