Test	Function
Complete blood count with differential	Evaluates for anemia, blood dyscrasia, and infections
Basic metabolic panel	Rules out renal disease and electrolyte abnormalities that could occur with Bartter syndrome, other renal or metabolic disorders, and diabetes insipidus
Liver function testing	Assesses metabolic or infectious disorders associated with liver dysfunction
Urinalysis and urine pH level	Assesses kidney function and rules out renal tubular acidosis
Erythrocyte sedimentation rate	Evaluates for chronic inflammatory states