SCTIMST Staff Nurse - 2016
Medical Surgical Nursing
Easy
ECMO is contraindicated in?
Appeared in: SCTIMST Staff Nurse - 2016
Explanation
- ECMO is a bridge to recovery, transplant, or long-term support; it is not a destination therapy for irreversible conditions.
- A key criterion for ECMO candidacy is a good neurologic prognosis and the potential for meaningful recovery.
- Severe and irreversible neurological impairment, such as from a massive intracranial hemorrhage or anoxic brain injury, is considered an absolute contraindication because the goal of recovery is unachievable.
- Initiating ECMO in a patient with no hope of neurological recovery would provide no clinical benefit and is considered futile.
Why Other Options Were Wrong
- Option A: Controlled bleeding is a relative, not absolute, contraindication. While ECMO requires systemic anticoagulation which increases bleeding risk, if the source of bleeding is identified and controlled, ECMO may still be considered if the benefits outweigh the risks.
- Option B: Cardiac arrest is a primary indication for a specific application of ECMO known as Extracorporeal Cardiopulmonary Resuscitation (ECPR).
- Option D: Post-operative Congestive Heart Failure (CHF), especially leading to cardiogenic shock, is a common indication for Veno-Arterial (VA) ECMO.
Related Visual
Clinical Relevance
- Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Contraindications for Extracorporeal Membrane Oxygenation (ECMO) as background academic context rather than a clinical decision trigger.
- Nurses play a vital role in the pre-ECMO assessment, including performing and documenting a baseline neurological exam. Any signs of severe, pre-existing neurological damage must be communicated immediately as it may preclude the patient from being an ECMO candidate.
- For patients on ECMO, continuous neurological monitoring (e.g., hourly neuro checks, pupil assessment) is a critical nursing responsibility to detect complications like intracranial hemorrhage early.
- What if? If the patient had a cardiac arrest but also had a known terminal illness with a prognosis of less than 6 months, ECMO would likely be contraindicated. The underlying irreversible disease, not the cardiac arrest itself, would be the deciding factor.
How to Approach the Question
- First, understand the question is asking for a contraindication, meaning a reason NOT to perform the procedure.
- Analyze the options in the context of ECMO, which is an advanced, high-risk, resource-intensive life support.
- Recall the purpose of ECMO: to serve as a temporary bridge to recovery or transplant. This implies the underlying condition must be reversible.
- Evaluate each option: Is it a reason to use ECMO (indication) or a reason to avoid it (contraindication)?
- Cardiac arrest and post-op CHF are reasons to use ECMO. This eliminates them.
- Between controlled bleeding and neurological impairment, consider which is more absolute. Bleeding is a risk to be managed, but irreversible brain damage defeats the purpose of life support. Therefore, neurological impairment is the strongest contraindication.
Concept Tested & Keywords
- Concept Tested: Contraindications for Extracorporeal Membrane Oxygenation (ECMO)
- Stem keywords: ECMO, contraindicated
- Lead-in keywords: BEST, MOST RELEVANT CLUE
- Negative lead-in flag: false
Question ID
QkDNJ8p-XHzmhc5ycT-07G
Reference Book
E6 Medicine Harrison 22e Part 2 p. 213-215
E6 Nelson Textbook of Pediatrics(2024) — Volume 1 p. 612-614
Practise the full SCTIMST Staff Nurse - 2016
Attempt every question from this paper in a timed mock, then review the full solution for each one.
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