This document discusses several key ethical issues related to cardiopulmonary resuscitation (CPR). It outlines principles of ethics like autonomy, beneficence, non-maleficence, and justice that must be considered. Patient autonomy and advanced directives or surrogate decision makers are important. Medical futility and the principle of futility are discussed in the context of withholding or withdrawing life-sustaining treatment. Guidelines are provided on when to start or not start CPR, and when resuscitation efforts should be continued or can be stopped.