What Is Captopril Renography?

A captopril renal scan is used to evaluate for the presence of renal artery stenosis and renovascular hypertension. This captopril scan is performed in order to rule out renal artery stenosis in patients with high blood pressure.

What is captopril used for in nuclear medicine?

Use in Nuclear Medicine

Captopril is used in conjunction with renal imaging (renogram) for the detection and characterization of the hemodynamic significance of renal artery stenosis in renovascular hypertension (1,2).

What is a renogram test?

A renogram or renal scan is a test that uses a radioactive substance (or tracer) to examine your kidneys and their function. The scan evaluates the blood flow through the kidneys and measures the amount of time it takes for the tracer to move through the kidneys, collect in the urine and drain into the bladder.

Marcus Vance

Marcus Vance

Cybersecurity & Digital Privacy Researcher

Marcus Vance is a cybersecurity auditor and technology writer dedicated to educating the public about online safety, data privacy regulations, enterprise security, and emerging cyber threats.