Shunt study shuntogram (2093)

Key points below

Your child has been scheduled for a shunt study in Imaging (Radiology) at Children’s Wisconsin Hospital in Milwaukee on ______________ at ____________ am / pm.

Please stop at a Welcome desk for a badge and directions. 

You can register in Radiology.

What is a shunt-o-gram?shunt

This test will check your child’s: 

A dye, called radioactive isotope is put into the reservoir of the shunt. The radiologist watches the dye flow through the shunt.  The test may show: 

What are the parts of a shunt?

Most shunts have 4 parts:
1. The proximal end. It is put into the ventricle. There are many small holes on this end.
2. A reservoir. This lets the shunt pressure be checked. It is also used to get samples of CSF.
3. A valve. This allows for one-way flow of CSF. Some valves can be adjusted for different opening pressures.
4. The distal end. It helps get the CSF to a place where is can be absorbed. The end is put into the:

Special instructions

No solid food 8 hours before the scan.
No milk or formula for 6 hours before the scan.
No breast milk for 4 hours before the scan.
No clear liquids for 2 hours before the scan.

Please note: It is important that you follow these special instructions. If your child eats or drinks anything after the times listed above, the scan may be cancelled.

How the test is done


The radiologist will let your child’s doctor know the results of the test. The neurosurgery team will give directions about any other care that is needed.


Call your child’s doctor, nurse, or clinic if you have any questions or concerns or if your child has special health care needs that were not covered by this information.