Heart Failure Support Group
Heart failure is a condition that can result from any structural or functional cardiac disorder that impairs the ability of the heart to fill with or pump a sufficient amount of blood throughout the body. It is often undiagnosed due to a lack of a universally agreed definition and difficulties in diagnosis, particularly when the condition is considered "mild."
The device would be either an ICD or CRT-D. Both have pacemaker function but the defibrillation function is what would be important in this situation. Good luck, hope you get the answers you need
I hope you get some answers when you go to the appointment. Best wishes to your mom.