Match each clinical scenario with the most appropriate ethical standard or legal doctrine guiding the medical decision-making process.
- A 62-year-old incapacitated man's wife declines hemodialysis on his behalf, stating, "He always told me he never wanted to be tied to a machine if his kidneys failed."Substituted judgment standard
- An unidentified 40-year-old woman is brought to the trauma bay unresponsive with a tension pneumothorax, and the physician immediately performs a needle thoracostomy.Implied consent (emergency exception)
- A physician temporarily delays informing a severe, acutely suicidal psychiatric inpatient about a new diagnosis of Huntington disease to prevent an imminent self-harm attempt.Therapeutic privilege
- A legally appointed guardian of a 30-year-old with severe congenital encephalopathy consents to a dental extraction, determining it will alleviate the patient's pain.Best interest standard
Cevap
The wife's decision matches the substituted judgment standard. The trauma intervention matches implied consent. Withholding the Huntington diagnosis matches therapeutic privilege. The guardian's consent matches the best interest standard.
Each scenario illustrates a distinct, well-defined exception to the standard informed consent process or a specific standard for surrogate decision-making. Substituted judgment applies when prior wishes are known; best interest applies when they are not or the patient never had capacity. Implied consent is for emergencies, and therapeutic privilege is for preventing immediate, severe psychological harm.
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Anahtar Kavram
Ethical and legal standards for exceptions to informed consent and principles of surrogate decision-making.