This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cushing Syndrome, Subject name: Medicine
Pseudo-cushing syndrome is seen in: 
Select and explain. 
A. Chronic alcoholism, B. Incidentaloma, C. Adrenal carcinoma, D. Nelson syndrome
A: Chronic alcoholism
Answer: A: Chronic alcoholism 
Explanation: Pseudo-Cushing syndrome : In alcoholics there is increased urinary excretion of steroids Absent diurnal variation of plasma steroids with positive overnight Dexamethasone test. All of these biochemical derangement decrease on Alcohol discontinuation. High MCV and gamma glutamyl transferase will be indicative of alcoholism.