Conn's syndrome is

Primary hyperaldosteronism (Conn's syndrome ) is defined by hypeension, as a result of hypersecretion of aldosterone. In PHA, plasma renin activity is suppressed.The most frequent cause of Primary hyperaldosteronism is a unilateral adrenocoical adenoma. Apa from hypeension, patients complain of non-specific symptoms: headache, muscle weakness, cramps, neurological events, polyuria, polydypsia, and nocturia.Ref: Bailey and Love 27e pg: 841