REN and familial glucocorticoid deficiency: This diagnosis was established because of absent glucocorticoid deficiency, very high aldosterone and renin levels and elevated sweat, salivary and urinary sodium concentrations [serum aldosteron: 2782.3 pg/ml (normal: 10-160); renin: 170 ng/ml/hr (normal: 0.5-1.19); sweat sodium 75 mEq/L, saliva sodium: 153 mEq/L, urinary sodium: 94 mEq/L].