BioScientifica, Endocrinology, Diabetes and Metabolism Case Reports, (2013), 2013
DOI: 10.1530/edm-13-0001
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Summary A 53-year-old male presented with recurrent calcium oxalate kidney stones as a first sign of underlying acromegaly, which vanished when his acromegaly was controlled. The exact mechanism behind hypercalciuria and urolithiasis in acromegaly is not yet clear. By discussing this case, a short overview of the pathophysiology of hypercalciuria in acromegaly and practical insights are given. Learning points Hypercalciuria is a common finding in acromegaly. There are only few reports describing hypercalciuric kidney stones in acromegaly. We assume that in acromegaly there is a primary role of IGF1-mediated, PTH-independent increase in calcitriol synthesis resulting in hypercalciuric kidney stones.