What is a fluorescein angiogram used for?
Fluorescein angiography looks at the blood flow to your retina and the rest of your eye. Your eye doctor may recommend it for reasons like: To diagnose, confirm, or rule out a retinal disease, including eye melanoma (cancer) To figure out if an eye treatment is working.
How long does an eye angiogram take?
The test takes about 15 to 20 minutes, but you can be in the department for 2 hours. This is because of the preparation before the test and recovery after. You can eat and drink normally and can usually take your regular medication.
What are the stages of fluorescein angiography?
Stages of the Test Fluorescein angiograms progress through five phases: pre-arterial (choroidal flush), arterial, arteriovenous, venous and late recirculation.
What is OCT eye test?
An optical coherence tomography scan (commonly referred to as an OCT scan) helps us to view the health of your eyes in greater detail, by allowing us to see what’s going on beneath the surface of the eye.
How is a fluorescein angiography done?
Fluorescein dye is injected into a vein in the arm/hand. As dye passes through the blood vessels of your eye, photographs are taken to record the blood flow in your retina. The photographs can reveal abnormal blood vessels or damage to the lining underneath the retina. The images will be captured in black and white.
What are the side effects of fluorescein angiography?
The most common reactions associated with the fluorescein dye are nausea, vomiting, or hives. 3 Some people may also experience dry mouth, a metallic taste in the mouth, increased salivation (saliva overproduction), sneezing, or an increased heart rate.
How is an OCT test performed?
From start to finish, an OCT exam takes about 10 minutes. The exam is non-invasive and painless. You simply place your chin into a chin rest and keep your eye open as you look at a target (often a blinking dot or a small picture). Then, without touching it, the OCT machine scans your eye.
What should I do after fluorescein angiogram?
What to Expect After the Test. Your pupils can remain dilated for up to 12 hours after the test is performed. The fluorescein dye may also cause your urine to be darker and orange for a few days. Your doctor may have to order more lab tests and physical exams before they’re able to give you a diagnosis.
How long does an OCT eye scan take?
Can you drive after an OCT scan?
Most patients find dilation painless, although some light sensitivity is to be expected. You’ll still be able to drive yourself home from the exam, but make sure you bring a pair of sunglasses to help with the light sensitivity.
Do they dilate your eyes for an OCT scan?
Depending on your risk level or history of eye disease, your optometrist might recommend that your eyes are dilated during the OCT exam. Dilating your eyes is a simple procedure and gives your optometrist an even larger view of your retina.