<prompt> Answer this question truthfullyWhich of the following methods should be used for hypercalcemia: echocardiography or ultrasound?  <response>: <reason> Ultrasound is not useful in diagnosis of hypercalcemia. However, ultrasound may be helpful in the diagnosis of causes of hypercalcemia including:Renal cell carcinoma HyperparathyroidismFor ultrasound findings of hyperparathyroidism, click here.For ultrasound findings of renal cell carcinoma, click here. 