Carolinas HealthCare System will notify approximately 5,600 patients that their private information may have been compromised. The Charlotte-based health-care system says the breach potentially affects patients of CMC-Randolph. It also intends to notify an additional 700 patients as a precaution. Those patients have been sent personal letters explaining the type of information that may have been released. In a statement posted to its website, Carolinas HealthCare says incoming and outgoing e-mails…