Depression is seen ina) Hyperthyroidismb) Hypoglycemiac) Adrenal disorderd) Pheochromocytoma: (A) ac, (B) bc, (C) ad, (D) b
Answer is A. Endocrinological disorders causing major depression are :-

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