Primary hyperaldosteronism presenting as hypokalaemic periodic paralysis

Hypokalaemic periodic paralysis is episodic painless muscle weakness associated with areflexia (1). Hypertension and hypokalaema are the classic presentation of primary hyperaldoteronism though some patients can be normokalaemic (2). Hypokalaemic paralysis is occasionaly seen in patients with hyperaldosteronism (1). This middle aged female presented with her 3rd episode of hypokalaemic periodic paralysis and later diagnosed to have primary hyperaldosteronism due to unilateral adrenal hyperplasia, cured after adrenalectomy.