A ransomware attack has disrupted patient care across a major hospital network serving communities in Ohio, Pennsylvania, and West Virginia. The cyberattack encrypted parts of the system, forcing staff to fall back on paper records while hospitals worked to maintain services.

According to the reported claim of responsibility, the attackers said they were behind the breach. Reuters reported that the incident affected a network large enough to impact care across three states, underscoring how vulnerable healthcare infrastructure has become to cybercrime.

Hospitals and health systems are frequent targets because they depend on fast access to patient data, scheduling tools, and internal communications. When those systems fail, the burden shifts quickly to doctors, nurses, and patients, who face delays, disrupted workflows, and added risk during already stressful medical situations.

The incident adds to growing concern over ransomware attacks on essential services, where the consequences can extend beyond stolen data to direct harm in clinics and emergency departments. As the network responds, the focus remains on restoring digital systems safely while keeping patient care moving.