Photodynamic Therapy for Age | 合法醫療器材資訊網

Photodynamictherapyisatreatmentfortheeyes.Itusesalaserandaspecialmedicinethatworkswhenexposedtoacertaintypeoflight.Itisdonetotreat ...

Photodynamic therapy is a treatment for the eyes. It uses a laser and a special medicine that works when exposed to a certain type of light. It is done to treat age-related macular degeneration (AMD). AMD is a condition that can lead to loss of vision.

The retina is the layer of cells in the back of your eye that converts light into electrical signals. Your retina then sends these signals to your brain. AMD affects your macula. The macula is the sensitive, central part of your retina. This area is responsible for your detailed, central vision. AMD damages your macula. The macula may become thinner as a result. Blood vessels may start growing beneath your retina. This can cause fluid to leak beneath your macula. This excess fluid can lead to vision loss.

Just before the procedur...