This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Chronic Kidney Disease and Uremia, Subject name: Medicine
[{'content': 'Decreased erythropoietin levels are seen in: \nSelect and explain. \nA. End stage renal disease, B. Heart failure, C. Polycytic kidney disease, D. Advanced Liver failure', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans: A (End stage renal disease) Ref: Harrison\'s Principles of Internal Medicine, 18th ed.Explanation:End-stage renal disease is replaced by the term stage 5 CKD (Chronic kidney disease)."The primary cause in patients with CKD is insufficient production of erythropoietin (EPO) by the diseased kidneys " Ref: Harrison.Causes of Anemia in CKDRelative deficiency of erythropoietinDiminished red blood cell survivalBleeding diathesisIron deficiencyHyperparathvroidism/bone marrow fibrosisChronic inflammationFolate or vitamin B12 deficiencyHemoglobinopathyComorbid disease', 'role': 'assistant'}]