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Table 1 Common electrolyte changes with different purging modes

From: Bulimia Nervosa – medical complications

Purging mode Sodium Potassium Chloride Bicarbonate
Diuretics Decreased or normal Decreased Decreased Increased
Laxatives (short-term) Decreased or normal Decreased Increased Decreased
Laxatives (long-term) Decreased or normal Decreased Decreased Increased
Vomiting Decreased or normal Decreased Decreased Increased