If you have an MRI with contrast, you may wonder what happens once the scan is finished. In most cases, there is very little you need to do afterward. Most people feel completely normal and can return to their regular daily activities immediately.
This article explains what to expect after an MRI with contrast and when you should contact your doctor.
What Happens After the Scan?
Once your contrast-enhanced MRI is completed:
- The MRI table glides smoothly out of the scanner bore.
- The technologist gently removes the IV cannula and places a small cotton bandage over the puncture site.
- You will be asked to sit up slowly and make sure you do not feel lightheaded.
- You can change back into your street clothes and leave the clinic.
Can You Go Back to Normal Activities?
Yes. If you did not receive sedation, you can immediately:
- Drive yourself home or to your office.
- Return to work or study.
- Eat your normal meals.
- Resume regular light exercise.
If you took sedative medication to relax, you should have someone accompany you home and rest for the remainder of the day.
Should You Drink Water After an MRI with Contrast?
Yes. Drinking plenty of water is highly recommended.
Hydration helps your kidneys process and excrete the gadolinium-based contrast dye through your urine. In patients with healthy renal function, almost all of the dye is naturally eliminated within 24 hours.
Are Side Effects Common?
Most patients experience no side effects at all. When mild symptoms occur, they usually resolve quickly on their own:
- A temporary cold sensation during injection
- Mild headache or slight fatigue
- Transient mild nausea
- Slight tenderness where the IV was placed
When Should You Seek Medical Help?
Serious allergic reactions are extremely rare (less than 1 in 10,000 cases). However, contact a doctor immediately if you develop:
- Difficulty breathing or throat tightness
- Swelling of the face, lips, or tongue
- Widespread itching, hives, or skin rash
- Persistent vomiting or extreme dizziness
- Severe redness, heat, or worsening swelling at the IV site
When Will You Get Your MRI Results?
A specialist radiologist will review your post-contrast sequences alongside non-contrast baseline images. The comprehensive diagnostic report is sent to your doctor within 24 to 72 hours (or within a few hours for acute emergency cases).
Tips After an MRI with Contrast
For optimal recovery:
- Drink 6–8 glasses of water throughout the day.
- Enjoy regular, nourishing meals.
- Keep the IV bandage clean and dry for a few hours.
- Follow any specific physician guidance regarding prior medications.