USMLE/COMLEX - Step 2 - Fanconi Syndrome
Pathophysiology
Dysfunctional proximal convoluted tubule that is unable to reabsorb bicarbonate
Symptoms
Rickets/osteomalacia
Short stature
Polyuria
Polydipsia
Dehydration
Hypokalemia in some cases
Diagnosis
Normal serum anion gap
Bicarbonate infusion test
Treatment
Alkali therapy with potassium citrate
Thiazide diuretics