Tagged: Milk alkali syndrome

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Excessive Nasogastric (NG) drainage and acid base status

Case details A postoperative surgical patient had a nasogastric tube (figure) in for three days.   Figure- Nasogastric tube   The nurse caring for the patient stated that there was much drainage from the tube that is why she felt so sick. What could be the reason? A. Metabolic Acidosis B. Metabolic Alkalosis C. Respiratory Acidosis D. Respiratory Alkalosis E. None of the above. The correct answer is- B-Metabolic alkalosis. Metabolic alkalosis is primary increase in HCO3 − with or without compensatory increase in PCO2; pH may be high or nearly normal. Whenever a hydrogen ion is excreted, a bicarbonate ion is gained into the extracellular...

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