This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology, Subject name: Pathology
Which of the following production is noted in Cushing's Syndrome a tumour associated - 
Select and explain. 
A. Decrease production of coisol, B. Increase production of coisol, C. Excessive production of epinephrine, D. Excessive production of vasopressin
B: Increase production of coisol
Answer: B: Increase production of coisol 
Explanation: Cushing syndrome or hypercoisolism is a disorder of adrenal gland due to excess production of coisol. It may be exogenous or endogenous. Exogenous is mainly due to administration of exogenous glucocoicoids. Endogenous may be: -ACTH independent: *primary adrenal neoplasms -ACTH dependent: *ACTH secreting pituitary adenoma (ref:ROBBINS Text book of pathology)