Procedures and Preparations

Please consult the charts below for some of the more common procedures and the details related to preparing for your appointment. For more detailed information about Diagnostic Imaging procedures, please visit www.radiologyinfo.org or contact the JBH Diagnostic Imaging Department at 905-336-4126.

 Bone Mineral Densitometry (BMD):

Procedure

Preparation

Time for Procedure

BMD Procedure

No preparation required. Please contact the DI Department if you had a Nuclear Medicine Scan, Barium Exam or Contrast Injection within the last 2 weeks

30 minutes

 

CT - Computed Tomography

Procedure

Preparation

Time for Procedure

CT Head

Do not eat or drink 1 hour prior to your test

15 minutes 

CT Head with contrast

IV Contrast will be injected at time of examination. Consent will be obtained. 

15 minutes 

CT Abdomen/Pelvis 

Patient to pick up oral x-ray contrast any day prior to exam.Night before exam: at 10 pm mix the 1st package of oral contrast in blender with 500 ml of non-carbonated juice and drink.Day of Exam: Do not eat 4 hours prior to exam. Mix second package of contrast with 500 ml of non-carbonated juice and drink 2 Hours prior to your appointment time.IV contrast may be injected at the time of exam. Consent will be obtained.

30 minutes 

*METFORMIN. If Patient is on Metformin, they must not take it for 2 days AFTER the procedure and blood work (creatinine) must be checked before resuming Metformin 

CT Spines 

No preparation required. 

15 minutes 

CT Biopsy 

You will be contacted by a nurse prior to your exam that will explain the procedure to you and advise you as to the required preparation. Blood work will be done here the morning of the exam. 

1 hour 

CT Chest 

IV contrast will be injected at the time of examination. Consent will be obtained. 

15 minutes 

CT KUB 

No preparation required. 

10 minutes 

 

 Fluoroscopy / Gastrics:

Procedure

Preparation

Time for Procedure

Barium Meal / UGI

Nothing to eat or drink after midnight, prior to exam 

30-45 minutes

Barium Enema 

Follow preparation sheet  provided, including clear fluid for 2 days before exam and laxatives to be taken as ordered. 

1 hour

Small Bowel Follow Through 

Nothing to eat or drink after midnight, prior to exam 

1-4 hours

Small Bowel Follow Through with pneumocolon 

Follow preparation sheet provided, including clear fluid for 2 days before exam and laxatives to be taken as ordered 

1-4 hours

Void Cystogram 

Empty bladder before examination 

1 hour

Joint Injection - including shoulder & hip injection 

No preparation 

1 hour

 

Interventional

Procedure

Preparation

Time for Procedure

Femoral/Renal

Nothing to eat or drink after midnight evening prior to exam. May take a.m. meds with clear fluids. 

Patient is admitted to Day Surgery 2 hours prior to procedure.Approximately 4 hours. 

Route: Arm or groin 

Insulin dependent diabetics only should take their insulin with a light breakfast on morning of the procedure. 

Patient is admitted to Day Surgery 2 hours prior to exam. 

*METFORMIN. If Patient is on Metformin, they must not take it for 2 days AFTER the procedure and blood work (creatinine) must be checked before resuming Metformin.

Biopsy 

You will be contacted by a nurse prior to your exam that will explain the procedure to you and advise you as to the required preparation. Blood work will be done here the morning of the exam. 

1 hour 

Mammography

Procedure

Preparation

Time for Procedure

Routine Mammography

Avoid using powder or deodorant on day of exam 

30 minutes

Breast Needle Localization 

Same as above

45 minutes

Breast Biopsy 

Do not take aspirin or Coumadin 5 days prior to biopsy 

1 hour

 

MRI - Magnetic Resonance Imaging

Procedure

Preparation

Time for Procedure

Head

No preparation

20-40 minutes

Spine

No preparation 

20-60 minutes

Abdomen/Liver

Nothing to eat or drink 4 hours prior to procedure 

45 minutes

Kidneys

Nothing to eat or drink 4 hours prior to procedure 

45 minutes

** Please note - We are unable to do MRI if you have a Pacemaker, Brain Aneurysm clip, Cochlear Implant or Neuro-Stimulator **

  • You may require an injection of MRI contrast (Gadolinium) at which time consent would be obtained.
  • If patient has a history of working with metal, orbital x-rays must be taken.

Nuclear Medicine:

  • For all procedures please bring a list of your current medications and supplements with you.
  • If you are pregnant or breastfeeding please inform your physician before proceeding to your Nuclear Medicine Appointment. Please be advised that a technologist will explain your test to you in detail upon your arrival. Injections are given by using a vein in your arm. Pictures are taken lying down on our imaging bed. You will be able to drive and return to work after our procedures.
Nuclear Medicine

Procedure 

Preparation 

Time for Procedure 

Description 

Bone scan 

No preparation 

2 visits required on the same day.

1st visit: 15 minutes, injection.

2nd visit: 45-75 minutes required. 

You will return 2-3 hours after first visit for pictures of your bones.You may leave hospital between 1st and 2nd visit.

Biliary Scan (Gallbladder)

Nothing to eat or drink for 4 hours prior to test 

Up to 2 visits required.

1st visit: 60-90 minutes.

2nd visit: if required

Injection and pictures of your gallbladder.

The technologist will discuss with you if a second visit is required. 

Myocardial Perfusion Scan (Cardiac Scan)

Nothing to eat for 4 hours prior.No caffeine products for 24 hours prior (coffee, tea, chocolate, pop).Please follow your doctor's instructions regarding your medications; you may use water to take these medications.If you are diabetic please contact us at 905-336-4101. 

Up to 2 visits required.

1st visit: 2-4 hours.

2nd visit:approx.  

25 minutes

Injection and scan.  Your doctor has ordered a stress test for you; this will be done by treadmill exercise or with use of a medication.

A second visit may be required.  At this time another scan will be performed lasting approximately 25 minutes. 

Cardiac Wall Motion (RNA or Muga Scan)

No preparation 

One visit: 60 minutes 

Injection administered and pictures of your heart are taken

Gallium Scan 

No preparation 

1st visit: 15 minutes.

2nd visit: 2 hours.

Injection.

Scan, the second visit takes place two days after the injection. 

White Blood Cell Scan (Infection Imaging) 

Please ensure that a clean dressing is applied to your wound for each day of your test.Your test will take place over 2 consecutive days.

1st visit: 30 minutes

2nd visit: 15 minutes

3rd visit: 30 minutes

 4th visit: 30 minutes 

Blood sample is withdrawn from a vein in your arm, allow 30 minutes.

Approximately 3 hours later an injection is given into a vein in your arm, 15 minutes.

Approximately 3 hours later pictures are taken of the area of concern, 30-40 minutes.

The next morning more pictures are taken of the area of concern, 30-40 minutes. 

Liver Spleen Scan 

No preparation 

One visit - Up to 90 minutes. 

An injection is given and pictures are taken of your liver and spleen. 

Liver Scan for Hemangioma 

No preparation 

1st visit: Up to 60 minutes.

2nd visit: 60 minutes 

A blood sample is taken and labeled with a radioactive tracer. Your blood sample is re-injected into a vein in your arm and pictures are taken of your liver.

2 hours after the injection is given you will return for more pictures.You may eat and drink in-between, you may leave the hospital. 

Lung Scan 

No preparation 

One visit - Up to 2 hours 

You may be asked to have a chest x-ray prior to your appointment.Pictures are taken of your lungs after inhalation of a radioactive aerosol.A second set of pictures are taken of your lungs after an injection is given into a vein in your arm.You will be asked to wait while a radiologist reviews your pictures. 

Parathyroid Scan 

No preparation 

1st visit: Up to 60 minutes.

2nd visit: 15 minutes. 

An injection is given into a vein in your arm. Pictures will then be taken of your parathyroid gland located in your neck area.

3 hours after your injection you will return for more pictures.You may eat and drink in-between, you may leave the hospital. 

Renal Scan (Kidney Scan) 

Please drink 2 glasses of water one hour prior to your appointment.  You do NOT have to arrive with a full bladder. 

One visit - Up to 2 hours

An injection is given into a vein in your arm. Pictures are taken of your kidneys.You may be given a medication during your test called Lasix. This allows us to do further imaging of your kidneys. 

Renal Scan with Captopril 

Please drink 2 glasses of water one hour prior to your appointment.  You do NOT have to arrive with a full bladder.Please call us if you are taking blood pressure medications, 905-336-4101. 

One visit - Up to 2 1/2 hours.

A technologist will call you to discuss your appointment prior to your arrival.

Thyroid Uptake and Scan 

Please follow your doctors instructions regarding all of your medications, if unsure please contact your doctor’s office.Please do not eat or drink for 2 hours prior to your 1st appointment. 

1st visit: 15 minutes.

2nd visit: 30 minutes 

Your test will take place over two visits on two consecutive days.You will be given a small drink that will take overnight to absorb into your thyroid. We use this drink to take pictures of your thyroid. 

Ultrasound

Procedure 

Preparation 

Time for Procedure 

Abdominal Ultrasound 

Nothing to eat or drink 12 hours prior to the procedure. 

30 minutes 

Abdomen & Pelvis US  

Nothing to eat 12 hours prior. Drink 40 oz. of water 2 hours prior to exam. Do not empty bladder. 

1 hour 

Biopsy AbdominalBiopsy ChestBiopsy KidneyBiopsy Liver

Nothing to eat after midnight. Lab work to be completed prior to procedure. Must stop aspirin or blood thinners 5 days prior to procedure.

1 hour - Must remain after the biopsy for 4 hours in day surgery.

Biopsy Neck  

Must stop taking aspirin 5 days prior to procedure. 

30 minutes 

Breast 

None 

30 minutes 

US Breast Needle Localization 

Avoid using powder or deodorant on day of exam. 

45 minutes 

Chest 

None 

40 minutes 

Groin

None 

40 minutes 

Doppler Abdomen 

Nothing to eat or drink after midnight prior to procedure. 

1 hour 

Doppler Venous Legs 

None 

40 minutes 

Doppler Venous Arms  

None 

40 minutes 

Head/ Neuro 

None 

40 minutes 

Kidneys/Bladder 

Nothing to eat after midnight, Drink 40 oz of water 2 hours prior to exam. Do not empty bladder. 

40 minutes 

Neck 

None 

40 minutes 

Pelvic 

Drink 40 oz. of water 1 hour prior to exam.  Do not empty bladder. 

40 minutes 

Pregnancy Early 

Drink 40 oz. of water 1 hour prior to the exam.  Do not empty bladder. 

40 minutes 

Pregnancy Late 

Drink 20 oz. of water 1 hour prior to exam.  Do not empty bladder. 

40 minutes 


Contact Us:

Joseph Brant Hospital
1230 North Shore Blvd.
Burlington, ON L7S 1W7

Numbers

P: 905-632-3737