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Fluorescein Angiography (FFA)

This is a special test used for examination of blood vessels in the eye. It is an office procedure.

What is done?

The procedure is explained to the patient and the consent is taken.

The pupils are dilated using the dilating eye drops.

The patient is seated on the special Digital camera. The chin is placed on the chin rest. The eyes are kept open, looking ahead. A  bright yellow- green dye, called 'fluorescein' is injected into a vein in the arm. Various photos of the blood vessels are taken. The dye outlines the blood vessels. Any abnormalities are detected.

FFA photo with DMR, showing leaking blood vessels. The bleeding appears dark.

 

 

It takes about 10 minutes. A 'late' photo after 30 minutes many be taken.

The patient is observed for about 30 minutes after the procedure.

Allergic reactions rarely occur. There are no side-effects except a little yellowish discoloration of skin and urine.

Fluorescein Angiography may be done when any retinal disease, especially that involving the blood vessels is suspected, like

Diabetes

Hypertension

Macular disease like CSR

ARMD

 

 

 

 

 

 

 

 

 

 

 

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