Biochemistry Thin limbs, central obesity, fat cheeks, a ruddy complexion, and an elevated blood glucose level. A Elevated blood levels of aldosterone and renin resulting from an atherosclerotic plaque in a renal artery. B Hyperprolactinemia due to a pituitary tumor. C Acromegaly due to a GH-producing tumor that developed in adulthood. D Cushing syndrome due to an adrenal tumor. 💡 Explanation Thin limbs, central obesity, fat cheeks, a ruddy complexion, and an elevated blood glucose level. ✓ Correct Answer: D. Cushing syndrome due to an adrenal tumor.