About Nuclear Medicine Renal Imaging
A renal imaging
scan is a simple outpatient test that involves injecting small amounts of
radioactive substances called “tracers” into the body, and then recording
images of the kidneys and bladder using a special camera that is sensitive
to the tracers. The images obtained can help in the diagnosis and
treatment of certain kidney diseases.
Renal exams show various
structures that make up the kidney, and also indicate how well the kidneys
What to expect
You will be
asked to lie comfortably on an exam table. A nuclear medicine technologist
will position the camera as close as possible to your kidney to obtain the
The technologist will administer the
radiopharmaceutical tracer material either with one injection or through
an intravenous (IV) line. Imaging will begin immediately after the tracer
You must lie still during imaging to prevent blurring.
Renal imaging exams take from 45 minutes to two hours complete, but most
typically require about 45 to 60 minutes. Once satisfactory images have
been obtained, a nuclear medicine radiologist will interpret them and will
send a report to your physician.
preparation is ordinarily necessary for a kidney nuclear medicine scan. We
may ask you to refrain from taking certain medications before the scan as
they might interfere with the test. Specific instructions will be given to
you when scheduling your exam.
Side effects and
Nuclear medicine exams produce no known
No follow-up care
is required for diagnostic nuclear medicine exams. Contact your doctor for
any further instructions.