試題詳解

36. A patient with recurrent hypoglycemia presents with low plasma glucose and elevated plasma insulin during fasting. Which of the following pathophysiological mechanisms is the most likely cause?
(A) Insulinoma causes inappropriate insulin secretion despite fasting hypoglycemia.
(B) Adrenal insufficiency leads to excessive hepatic gluconeogenesis and hyperglycemia.
(C) Glucagon overproduction causes excessive hepatic glycogenolysis and ketogenesis.
(D) Increased cortisol levels stimulates GLUT4-mediated glucose uptake into skeletal muscle.
(E) Reduced hepatic glycogenolysis that is caused by the excessive glucagon secretion.