Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Hypoaldosteronism ?
    ### Response:
    Hypoaldosteronism is a condition characterized by the shortage (deficiency) or impaired function of a hormone called aldosterone. Hypoaldosteronism may be described as hyporeninemic or hyperreninemic depending on renin levels. Hyporeninemic hypoaldosteronism occurs when there is decreased production of aldosterone due to decreased production of renin .
    