<prompt> Which of the following cause metabolic alkalosis?DiarrhoeaChronic renal failureHyperaldosteronismSalicylate poisoning  <response>: In hyperaldosterone: increased aldosterone levels cause increased H secretion by the distal tubule and increased reabsorption of HCO3- - Metabolic alkalosis Causes of Acid-Base Disorders Metabolic acidosis Metabolic alkalosis Respiratory acidosis Respiratory alkalosis Ketoacidosis Lactic acidosis Chronic renal failure Salicylate intoxication MethonolFormaldehyde intoxication Ethylene glycol intoxication Diarrhoea Renal tubular acidosis Vomiting Hyperaldosteronism Loop or thiazide diuretics Opiates, sedatives , anesthesia Guillian-Barre syndrome , polio, ALS, multiple sclerosis Airway obstruction Adult repsiratory distress syndrome, COPD Pneumonia Pumonary embolism High altitude Psychogenic Ref: Costanzo;s Physiology 6th edition Pgno: 325 