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Soru

Zorluk: ZorClassification of Medical Errors and Adverse Events

A 55-year-old woman is transferred from the surgical intensive care unit (SICU) to the general ward on postoperative day 3 following an exploratory laparotomy. The transferring SICU resident provides a brief, unstructured verbal handoff to the receiving floor resident while simultaneously responding to a cardiac arrest in another room. During this verbal report, the SICU resident forgets to mention that the patient's epidural catheter was removed only two hours prior. The institution currently relies on informal verbal reports for internal transfers and has not implemented a standardized handoff tool.

Assuming a routine postoperative course, the receiving floor resident does not review the recent procedure notes and orders the standard deep vein thrombosis prophylaxis protocol, which includes immediate subcutaneous enoxaparin. The electronic health record (EHR) processes the order without generating a warning regarding recent epidural removal. The floor nurse subsequently administers the enoxaparin. Six hours later, the patient develops severe back pain and bilateral lower extremity weakness, and magnetic resonance imaging confirms a spinal epidural hematoma.

A multidisciplinary safety investigation is initiated. Which of the following factors involved in this adverse outcome are correctly classified as latent errors? (Select all that apply)

  1. The absence of a mandatory, structured protocol for patient transfers within the institutionCevap
  2. The failure of the electronic health record to generate an alert when anticoagulation is ordered following an epidural interventionCevap
  3. The unit staffing model that requires a physician to manage patient handoffs concurrently with acute clinical emergenciesCevap
  4. D
    The transferring resident omitting the critical information regarding the epidural removal during the verbal report
  5. E
    The receiving physician anchoring on a routine recovery pathway without verifying recent procedure notes
  6. F
    The floor nurse administering the prophylactic anticoagulant in the setting of a recent spinal intervention

Cevap

The correct answers are the options describing the absence of a structured transfer protocol, the failure of the electronic health record to generate an alert, and the unit staffing model.
In the classification of medical errors, it is critical to distinguish between active errors and latent errors based on the Swiss Cheese Model of accident causation. Active errors occur at the 'sharp end' of patient care; they are the immediate acts (slips, lapses, mistakes, or violations) committed by frontline operators such as physicians and nurses. Latent errors occur at the 'blunt end'; they are underlying system vulnerabilities, organizational flaws, or design defects that create conditions allowing active errors to happen and reach the patient. In this scenario, the lack of a standardized handoff protocol, the missing EHR safety alert for recent epidural removals, and the inadequate staffing model forcing concurrent emergency management and handoffs are all system-level vulnerabilities. These latent errors set the stage for the frontline providers to make the active mistakes that directly harmed the patient.

Adım Adım Çözüm

1
Analyze the question to identify the specific error classification being tested.
The question asks to identify 'latent errors' among the factors contributing to the adverse outcome.
Correctly defining the target concept is necessary to evaluate the options.
2
Define active versus latent errors in the context of patient safety.
Active errors are unsafe acts committed by frontline staff (sharp end), such as slips, lapses, or cognitive mistakes. Latent errors are system-level flaws or organizational vulnerabilities (blunt end), such as poor design, inadequate staffing, or flawed policies.
Establishing clear definitions provides the criteria to classify each factor.
3
Evaluate each option against the definition of a latent error.
The lack of a handoff protocol, EHR alert failure, and inadequate staffing are system-level vulnerabilities (latent). The resident's omission, the physician's cognitive bias, and the nurse's administration of a contraindicated drug are frontline human actions (active).
Applying the definitions to the specific case factors isolates the correct answers.

Anahtar Kavram

Distinguishing between active errors (frontline human actions at the sharp end) and latent errors (systemic organizational vulnerabilities at the blunt end) in the genesis of adverse events.
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Konular

Classification of Medical Errors and Adverse Events

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