Extravasation (the dye is forced from the blood vessel into surrounding tissue) of fluorescein dye during the injection can be a serious complication of angiography and
can be quite painful due to the pH
.
How long does a fluorescein angiogram take?
The actual procedure will take
10-20 minutes
. The average length of stay in our department can be 1-2 hours. Your medical history will be reviewed by a nurse before the test. Some individuals might experience slight nausea during the procedure.
Is fluorescein angiography necessary?
Your doctor may recommend a fluorescein angiography to
determine if the blood vessels in the back of your eye are getting adequate blood flow
. It can also be used to help your doctor diagnose eye disorders, such as macular degeneration or diabetic retinopathy.
Is fluorescein angiography safe?
Fluorescein angiography is a safe procedure
. As with all medications, fluorescein sometimes has side effects. Some patients have nausea or feel faint after the injection. This goes away in a few minutes.
What are the side effects of fluorescein?
- Bluish color.
- cold, clammy skin.
- difficulty breathing.
- difficulty swallowing.
- fast heartbeat.
- hives, itching, or skin rash.
- lightheadedness.
- noisy breathing.
How many days rest after angiogram?
Most people feel fine
a day or so
after having the procedure. You may feel a bit tired, and the wound site is likely to be tender for up to a week. Any bruising may last for up to 2 weeks.
Is fluorescein safe for kidneys?
Fluorescent angiography (FAG) with fluorescein sodium dye is
generally considered to be safe for patients with kidney diseases
.
Can I eat before fluorescein angiography?
Fluorescein Angiography can help your doctor diagnosis and treat many retinal problems. Be
sure to eat before you come to the Clinic
. You DO NOT need to fast for this test. Continue to take all of your regular medications.
How long does fluorescein stay in your system?
The most common reaction is temporary yellowish discoloration of the skin and urine. Urine may attain a bright yellow color. Discoloration of the skin usually fades in 6 to 12 hours and usually fades in urine
in 24 to 36 hours
.
What types of diseases of the eye are best diagnosed using an angiogram?
- macular edema (swelling in the retina that distorts vision)
- diabetic retinopathy (damaged or abnormal blood vessels in the eye caused by diabetes)
- macular degeneration.
- blockage of veins inside the eye, called BRVO or CRVO.
Is fluorescein toxic?
Fluorescein is a widely used, FDA-approved fluorescent dye. Based on the existing data, it
can have toxic effects in cell culture and on patients at high doses
.
Can you drive after fluorescein?
Do not drive after the test until the effects of the eye drops
, used to make your pupil larger, have worn off. This may take around 6 hours but sometimes the effects may linger on until the next day.
What is the purpose of fluorescein angiogram?
Fluorescein angiography is an eye test that
uses a special dye and camera to look at blood flow in the retina and choroid
. These are the two layers in the back of the eye.
Are numbing drops bad for your eyes?
Your nasal and sinus cavities can be affected by eye numbing drops that slide from your eye and down into your sinuses. In most cases, this
isn’t a cause for concern
. But if you’re using numbing eye drops often, this could damage your eyes and your sinus passages.
Can you be allergic to fluorescein?
A patient reacting to fluorescein or to ICG (mild to moderate reactions)
may be mislabeled “allergic”
although the reaction experienced was non-specific or toxic in its origin. An allergy study should be considered if there is a concern in giving these contrast media dyes in future needed procedures.
