Herein we present a case of recurrent hyperparathyroidism from ectopic adenomas which basic investigations failed to locate but were finally localized by a 4DCT following selective venous sampling (SVS) of parathyroid hormone (PTH).<h4>Presentation of case</h4>A young female presented with recurrent hyperparathyroidism. The gene discussed is PTH; the disease is hyperparathyroidism.