Examkin

Soru

Zorluk: ZorPatient Safety and Quality Improvement

A 45-year-old man with a history of a mechanical aortic valve replacement is admitted to the general medical ward for the treatment of severe cellulitis. He is prescribed intravenous cefazolin and continued on his home dose of warfarin. On hospital day 4, his cellulitis is clinically improving, but he reports new-onset, severe lower back pain and bilateral lower extremity weakness. An emergent magnetic resonance imaging (MRI) scan of the spine reveals an epidural hematoma causing spinal cord compression, necessitating immediate neurosurgical decompression. A subsequent review of the patient's electronic health record (EHR) reveals that his international normalized ratio (INR) drawn earlier that morning was 7.5. This critical laboratory value was not reviewed by the primary care team during morning rounds because the results were delayed by the laboratory and posted only after the team had finished rounding on the unit. A root cause analysis (RCA) identifies the delayed recognition of the critical INR as the primary driver of the adverse outcome. Based on the hierarchy of intervention effectiveness, which of the following is the most effective systemic action to prevent this type of error from recurring?

  1. Implementing a hard-stop EHR algorithm that automatically halts active anticoagulant orders and triggers an urgent alphanumeric page to the primary team when an INR exceeds 5.0Cevap
  2. B
    Instituting a daily nursing checklist to verify that physicians have reviewed all morning coagulation laboratory results before the end of the day shift
  3. C
    Assigning a permanent disciplinary note in the professional files of the attending physician and the laboratory technician detailing their involvement in a sentinel event
  4. D
    Developing a departmental policy that requires the primary medical team to manually telephone the laboratory at the conclusion of rounds to verify all pending critical studies
  5. E
    Requiring all internal medicine residents to attend a mandatory lecture series on the pharmacokinetics of warfarin and the management of supratherapeutic INR levels

Cevap

Implementing a hard-stop EHR algorithm that automatically halts active anticoagulant orders and triggers an urgent alphanumeric page to the primary team when an INR exceeds 5.0
The correct answer utilizes a high-leverage systems intervention. In the field of quality improvement and patient safety, the 'hierarchy of intervention effectiveness' ranks strategies based on their ability to reliably prevent errors. At the top of this hierarchy are forcing functions and automation (e.g., an EHR hard-stop that halts a medication and automatically pages a doctor). These are highly effective because they remove the reliance on human memory and vigilance. In this vignette, the root cause was a failure of passive information delivery. The automated alert actively pushes the critical information to the provider while simultaneously preventing the administration of further anticoagulation, directly addressing the systemic vulnerability.

Adım Adım Çözüm

1
Identify the primary mechanism of the adverse event from the root cause analysis.
The sentinel event occurred due to delayed recognition of a critical laboratory value, driven by a reliance on passive, manual chart review during a busy clinical workflow.
Accurately identifying the system vulnerability is the first step in selecting an appropriate quality improvement intervention.
2
Evaluate the proposed interventions using the hierarchy of intervention effectiveness.
Interventions range from low-leverage (education, policies, punitive actions) which rely on human behavior, to high-leverage (automation, forcing functions) which engineer the environment to prevent errors.
Quality improvement principles prioritize high-leverage interventions because human vigilance is inherently fallible.
3
Select the highest-leverage system modification among the choices.
The EHR hard-stop combined with an automated page is an automation/forcing function. It actively prevents harm (stopping the drug) and pushes critical information directly to the provider.
This is the most reliable strategy to prevent recurrence because it does not depend on a clinician remembering to check a screen or make a phone call.

Anahtar Kavram

Hierarchy of Intervention Effectiveness in Patient Safety
Bu soruyu puanla

Konular

Patient Safety and Quality Improvement

Bu konudan daha fazla soru