Primary hyperparathyroidism is an endocrinological disorder characterized by secretion of parathormone and hypercalcemia. More than 80% of the cases are asymptomatic and are diagnosed during differential diagnosis of hypercalcemia. Fatigue, malaise, persistent nephro-urolithiasis, polydipsia and polyuria are the most common fi ndings in symptomatic patents. We present a patient with secondary hypertension due to primary hyperparathyroidism.