Can you get bloodwork before an MRI?

If your MRI requires the injection of a contrast agent, blood work may need to be done before your MRI to make sure your kidneys are working well. If you are claustrophobic or experience pain when lying on your back ,let your doctor know before the day of your MRI.

Why do I need blood test before MRI scan?

If you have a history of kidney disease, you may be given a blood test to determine how well your kidneys are functioning and whether it’s safe to proceed with the scan. You should let the staff know if you have a history of allergic reactions or any blood clotting problems before having the injection.

Can you drink water before an MRI with contrast?

You should not eat or drink anything 4 hours prior to your exam time. You may take your medications with a small sip of water if needed. The day before your exam drink plenty of water so you are well hydrated. Being hydrated will ease the discomfort for those receiving contrast.

How soon do you get MRI results?

The radiologist may discuss initial results of the MRI with you right after the test. Complete results are usually ready for your doctor in 1 to 2 days. An MRI can sometimes find a problem in a tissue or organ even when the size and shape of the tissue or organ looks normal.

Can MRI detect blocked arteries?

MRI is quite accurate in detecting blockages in the larger sections of the coronary arteries, but either misses or over diagnoses blockages in the smaller sections. Newer technologies are under development that may improve this result.

Can you drink water before an MRI?

Preparation: You should not eat or drink anything 4 hours prior to your exam time. You may take your medications with a small sip of water if needed. The day before your exam drink plenty of water so you are well hydrated.

What happens when you have an MRI with contrast?

An MRI scan with contrast only occurs when your doctor orders and approves it. During the procedure, they’ll inject the gadolinium-based dye into your arm intravenously. The contrast medium enhances the image quality and allows the radiologist more accuracy and confidence in their diagnosis.