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Overview Brief

A sinogram/fistulogram is recommended to evaluate sinuses and fistulas that may be present in the body.

What is Sinogram/Fistulogram?

A Sinogram/Fistulogram is a type of real-time X-ray used to assess a sinus/fistula and related infections.

  • Fistulas form in hollow organs whereas, sinuses are abnormal passages with only one opening.
  • A contrast material is used to clearly identify the path of a sinus/fistula and the organs involved.
  • A Sinogram/Fistulogram is useful to assess fistulas that are deliberately created in people receiving kidney dialysis.

There are multiples uses of a Sinogram/Fistulogram.

How is Sinogram/Fistulogram performed?

Once the initial preparation for the procedure is done:

  • IV analgesics or sedation medicines may also be injected to make you feel comfortable during the procedure[1].
  • The area around the sinus/fistula will be cleaned with an antiseptic solution.
  • A local anaesthetic is injected into the area.
  • The radiologist uses the X-ray equipment to guide a catheter into the sinus/fistula and when he/she reaches the correct place, the contrast material is injected into it[1].
  • You may be asked to stay still during the x-ray procedure.

You may feel some discomfort during the injection phase of Sinogram/Fistulogram[2].

Side effects/risks of Sinogram/Fistulogram

The side effect/risks of a Sinogram/Fistulogram include:

  • Mild chance of cancer due to radiation exposure.
  • Some pain or bruising may be seen due to catheter insertion.
  • Allergy to contrast dye.

Preparation before performing Sinogram/Fistulogram

Before a Sinogram/Fistulogram, you should inform your doctor about any medicines you may be taking.

  • You have to refrain from eating anything 4-6 hours prior to the procedure.
  • You may have small amounts of fluids though.
  • You will be asked to change into a loose gown.
  • You will be asked to wear a lead shield to protect other areas of your body.
  • Bleeding from the fistula.

Post-care after Sinogram/Fistulogram

After a Sinogram/Fistulogram is performed:

  • There will be some restrictions on your activities.
  • You will be advised to avoid activities like driving, lifting weights etc.
  • After a Sinogram/Fistulogram, you will be advised to not consume alcohol[1].

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