Two elderly patients with mineralocorticoid excess due to 11 beta-hydroxysteroid dehydrogenase type 2 (11 beta-HSD2) impairment.

A 75-year-old woman had a low circulating level of aldosterone, despite the mineralocorticoid excess state. These abnormalities were improved by spironolactone administration. The distinct elevation of urinary cortisol/cortisone ratio revealed 11beta-hydroxysteroid dehydrogenase type 2 (11beta-HSD2) impairment.

[A 87-year-old woman with mineralocorticoid excess due to 11 beta-HSD2 deficiency].

A 87-year-old woman presented with hypertension and motor disturbance in upper and lower extremities due to severe muscle weakness. As she had a history of licorice administration, laboratory data was obtained approximately 3 months after the drug cessation. She showed hypokalemia (2.