How does anorexia nervosa affect the renal system?

Updated: Jun 10, 2019
  • Author: Bettina E Bernstein, DO; Chief Editor: Caroly Pataki, MD  more...
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An increase in blood urea nitrogen (BUN) levels, which reflects a level of dehydration and a decreased glomerular filtration rate (GFR), is present. Electrolyte imbalances are secondary to vomiting, and potassium is most often affected. Other abnormalities include disturbances of calcium, magnesium, and phosphorus.

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