This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Psychiatry
Depression is seen ina) Hyperthyroidismb) Hypoglycemiac) Adrenal disorderd) Pheochromocytoma 
Select and explain. 
A. ac, B. bc, C. ad, D. b
A: ac
Answer: A: ac 
Explanation: Endocrinological disorders causing major depression are :-

Thyroid :- Hypothyroidism, Hyperthyroidism
Adrenal :- Cushing's disease, Addison's disease
Parathyroid :- Hyperparathyroidism, hypoparathyroidism
Pituitary :- Hypopituitarism, Acromegaly, Hyperprolactinemia