• Diagnosis errors, such as using the wrong test, delays in diagnosis, and failing to act as
indicated on test results.
• Treatment errors, such as ordering a wrong drug or dosage, accidental puncture or laceration,
and incorrectly executing a procedure.
• Monitoring errors, such as bedsores, failure to rescue, and patient falls.
• Infection-control errors, such as failing to wash hands, lack of glove use, and compromising
sterile-field maintenance.
• Communication errors, such as failing to inform other caregivers of acute risk, changes in
care, and critical hand-off information, as well as ineffective communication with patients.