Ashley and Drew are enjoying their day at home.
Ashley is on the couch when she hears a loud thud. She walks over to find Drew, her 57-year-old husband, collapsed in the kitchen, pale.
She can’t wake him up.
Ashley calls emergency services and is told to start CPR.
Paramedics arrive after 10 minutes and they identify VF on the defibrillator.
After the 2nd shock, Drew has return of spontaneous circulation (ROSC) and is taken to hospital.
List some potential causes of cardiac arrest in Drew.