What Causes Hyperchloremic Acidosis?

What Causes Hyperchloremic Acidosis? Bicarbonate loss leading to hyperchloremic metabolic acidosis occurs in a variety of ways: gastrointestinal (GI) causes, renal causes, and exogenous causes. GI loss of bicarbonate occurs through severe diarrhea, pancreatic fistula, nasojejunal tube suctioning from the duodenum, and chronic laxative use. What fluid causes Hyperchloremic acidosis? A normal AG acidosis is