electrolyte disturbance - notably hypokalaemia. Hypochloraemia may be present
assess fluid and electrolyte balance in people with an eating disorder who are believed to be engaging in compensatory behaviours, such as vomiting, taking laxatives or diuretics, or water loading (1)
metabolic alkalosis may be seen (1)
serum amylase is sometimes raised - cause uncertain
endocrine function has not been systematically studied
assess whether ECG monitoring is needed in people with an eating disorder, based on the following risk factors (1):
rapid weight loss
excessive exercise
severe purging behaviours, such as laxative or diuretic use or vomiting
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