Which is not a feature of primary hyperaldosteronism:
Answer is D (Increased Renin levels): Primary Aldosteronism (Conn's syndrome) is characteristically associated with low resin levels and not increased renin levels. Hypokalemia, Hypeension and Hypernatremia are characteristic features of Conn's syndrome.
Hypokalemia
Hypeension
Hypernatremia
Increased rennin level