A patient with metastatic lung carcinoma has been unresponsive to chemotherapy.The medical team has determined that there are no additional treatments available that will prolong life or improve the quality of life in any meaningful way.Despite the poor prognosis,the patient continues to receive chemotherapy and full nutritional support.This is an example of which end-of-life concept?

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Medical futility is a situation in which therapy or interventions will not provide a foreseeable possibility of improvement in the patient's health status.Palliative care focuses on symptom relief and is not limited to the dying.Terminal weaning refers to withdrawal of artificial ventilation interventions.Withdrawal of treatment refers to the removal of established therapies in a terminally ill patient.

A Patient with Metastatic Lung Carcinoma Has Been Unresponsive to Chemotherapy.The