<prompt> Causes of metabolic alkalosis include all the following except -Mineralocorticoid deficiencyBartters syndromeThiazide diuretic therapyRecurrent vomiting  <response>: Mineralo corticoid deficiency is a cause normal anion gap metabolic acidosis-Recurrent vomitingGastro intestinal loss of H from repeated vomitings results in retention of HCO3- and hence metabolic alkalosisThiazidesThiazides are diuretics which acutely diminish the ECF volume without altering the total body bicarbonateThe serum Bicarbonate concentration, therefore, increases and hence metabolic alkalosisBartters SyndromeBartters syndrome is characterized pathologically by impaired Cl- reabsorption in the thick ascending loop of Henle and clinically by a triad ofMetabolic alkalosisHypokalemiaNormal or low B.P. 