
Bartter Syndrome
Bartter Syndrome: Renal tubulopathy with hypokalaemic alkalosis, high renin and aldosterone, normal BP, and polyuria—mimics loop diuretic effect at the thick ascending limb.

Bartter Syndrome: Renal tubulopathy with hypokalaemic alkalosis, high renin and aldosterone, normal BP, and polyuria—mimics loop diuretic effect at the thick ascending limb.

Schwartz-Bartter Syndrome (SIADH): Excess ADH leads to water retention and dilutional hyponatraemia, with low serum sodium and osmolality but inappropriately concentrated urine.

Frederic Crosby Bartter (1914–1983) American endocrinologist. Defined Bartter syndrome, co-described SIADH, and advanced adrenal and renal physiology.