Types of Retinal Detachment

Retinal Detachment

The human eye is a marvel of biological ingenuity as it allows us to see the world around us with clarity and depth.  At the heart of this complex system lies the retina, a thin layer of tissue along the back of the eye. The retina plays a critical part in vision by absorbing light and translating it into signals that are transmitted to the brain for interpretation. The retina can suffer from a number of illnesses and accidents that could endanger our vision. One of these conditions is retinal detachment, a critical medical emergency that needs to be treated immediately. Let’s take a look at the various forms, causes, symptoms, and available treatments for retinal detachment. 

The Retina and Its Function 

First, it’s important to understand the structure and function of the retina before diving into the details of retinal detachment. The retina is a thin layer of tissue that resembles the film in a camera that lines the back of the eye. The primary function of the retina is to capture light and convert it into neural impulses that travel via the optic nerve to the brain. The brain then processes this information to provide us with a vision of the surroundings.

Different Types of Retinal Detachment and Their Mechanisms 

When the retina separates from the layers of the eye beneath it, it can lead to retinal detachment, which can damage the retina’s blood supply and result in vision loss. Retinal detachment comes in a variety of forms, each with unique causes and mechanisms:

1. Rhegmatogenous Retinal Detachment

The most common type is rhegmatogenous retinal detachment, which occurs when a crack or tear in the retina allows fluid from the vitreous cavity to seep underneath it and cause it to detach. This type of detachment is commonly connected with ageing, eye trauma, or past eye procedures. Symptoms of rhegmatogenous retinal detachment may include the abrupt appearance of floaters, flashes of light, and a curtain-like shadow or veil that obscures vision in one eye. Prompt medical intervention is critical to avoiding permanent vision loss. 

2. Tractional Retinal Detachment

Tractional retinal detachment occurs when scar tissue on the retina’s surface contracts, causing the retina to separate from the eye’s underlying layers. This type of detachment is common in people with severe diabetic retinopathy, a condition in which aberrant blood vessels grow on the retina’s surface and cause scar tissue formation. Symptoms of tractional retinal detachment include gradual vision blurring, shape distortion, and difficulties seeing in low light. Treatment usually entails addressing the underlying source of the scar tissue, which may necessitate surgery to reattach the retina.

3. Exudative (Serous) Retinal Detachment

Exudative retinal detachment occurs when fluid collects underneath the retina, causing it to separate from the eye’s underlying layers. This type of detachment is frequently caused by various underlying problems, such as inflammatory eye disease, malignancies, or vascular anomalies. Exudative retinal detachment symptoms may include painless blurred vision, straight-line distortion, and difficulty seeing in bright light. Treatment entails addressing the underlying cause of fluid collection, which may include medication or surgery to heal the separation.

Retinal detachment is a major threat to vision that necessitates immediate medical care. By understanding the different types of retinal detachment and their mechanisms, individuals can better recognise the signs of retinal detachment and seek appropriate treatment. If you notice any rapid changes in your vision, such as floaters, flashes of light, or a curtain-like shade blocking your vision, they might be retail detachment symptoms, so you should see an eye care specialist immediately.

Schedule Your Eye Check-up At Asia Pacific Eye Centre

ISEC Eye Centre is committed to delivering complete eye care services, including the diagnosis and treatment of retinal conditions. Prioritise your eye health by scheduling frequent check-ups to detect and prevent vision-threatening disorders such as retinal detachment. They also offer laser treatment for retinal tear. Do not take your vision for granted. If you have any concerns about your eye health or would like to schedule an appointment for your retinal detachment surgery, visit Asia Pacific Eye Centre and book your appointment today.