system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
A 69-year-old man presents with progressive malaise, weakness, and confusion. The patient’s wife reports general deterioration over the last 3 days. He suffers from essential hypertension, but this is well controlled with amlodipine. He also has type 2 diabetes mellitus that is treated with metformin. On physical examination, the patient appears severely ill, weak and is unable to speak. His neck veins are distended bilaterally. His skin is mottled and dry with cool extremities, and he is mildly cyanotic. The respiratory rate is 24/min, the pulse is 94/min, the blood pressure is 87/64 mm Hg, and the temperature is 35.5°C (95.9°F). Auscultation yields coarse crackles throughout both lung bases. Which of the following best represents the mechanism of this patient’s condition?
assistant
Cardiac pump dysfunction