The most common medication reaction in some hospitals is dye reaction. Reactions include itching, headaches, or difficulty breathing. The symptoms, which are so common and generally minor that some hospitals do not even track them, rarely require treatment. The medication errors most likely to cause massive injury are wrong medications, or overly large doses. In the last ten years, medication-related injuries appear to have become the most common serious injuries.
Infections also occur with some frequency.
This is because many patients have invasive devices, e.g. Foley Urinary Catheters and IV's. These devices breach the body's defense barriers. In this era of increasing resistance by bacteria to antibiotics, procedures to reduce the likelihood of infection have become increasingly important. This figure includes all infections. It shows all departments and programs, and their reporting relationships up to the President.