The nurse is instructing a competent client in their legal rights regarding ECT (electroconvulsive therapy). Which statement by the client suggests further explanation is needed? "Since I was an Emergency Involuntary Commitment, I will be unable to sign the ECT form myself." "I do not need a legal guardian to assist me in this process." "I can sign the informed consent myself before having the ECT completed." "A family member cannot sign for me for the ECT treatment."

An 80-year-old woman comes to the urgent care clinic with dyspnoea on exertion. on physical examination, her blood pressure is 100/70, and her pulse is 75. she has no pulsus paradoxus. her jugular veins are distended, and she has distant heart sounds. in addition, she has extra third and fourth heart sounds. her liver is enlarged, and she has pedal oedema. she has occasional premature ventricular contractions on her electrocardiogram. a chest x-ray reveals clear lung fields with a dilated cardiac silhouette. her echocardiogram reveals ventricular walls with a "speckled pattern". which of the following is the most likely diagnosis? - alcoholic cardiomyopathy- amyloidosis- haemochromatosis- tuberculosis- viral myocarditis