At this time, there is no known cure for posterior polymorphous corneal dystrophy (PPCD). However, there are medications that can be used to help manage the symptoms of PPCD. These medications include topical corticosteroids, topical cyclosporine, and topical nonsteroidal anti-inflammatory drugs. In some cases, surgery may be recommended to improve vision.

1. Genetic predisposition: Posterior polymorphous corneal dystrophy is an inherited disorder, and it is believed to be caused by mutations in the gene encoding the protein transforming growth factor beta-induced (TGFBI).

2. Age: Posterior polymorphous corneal dystrophy is most commonly diagnosed in children and young adults.

3. Gender: Females are more likely to be affected than males.

4. Ethnicity: Posterior polymorphous corneal dystrophy is more common in individuals of Asian descent.

1. Corneal transplantation: This is the most effective treatment for Posterior Polymorphous Corneal Dystrophy (PPCD). It involves replacing the affected corneal tissue with healthy donor tissue.

2. Phototherapeutic keratectomy (PTK): This procedure involves using a laser to remove the abnormal corneal tissue and replace it with healthy tissue.

3. Corneal collagen cross-linking (CXL): This procedure involves using ultraviolet light and riboflavin to strengthen the corneal tissue and reduce the risk of further damage.

4. Intacs: This procedure involves inserting tiny plastic rings into the cornea to reshape it and improve vision.

5. Corneal implants: This procedure involves implanting a synthetic material into the cornea to improve vision

The exact cause of posterior polymorphous corneal dystrophy (PPCD) is unknown. It is believed to be an inherited disorder caused by a mutation in the gene that codes for the protein collagen type IV. This protein is important for the structure of the cornea. It is thought that the mutation affects the production of the protein, leading to the development of PPCD.

The most common symptoms of Posterior polymorphous corneal dystrophy (PPCD) include:

- Blurred vision

- Glare and halos around lights

- Sensitivity to light

- Pain or discomfort in the eyes

- Redness in the eyes

- Cloudy or hazy vision

- Double vision

- Poor night vision

- Decreased vision in one or both eyes

Posterior polymorphous corneal dystrophy (PPCD) is a rare, inherited eye disorder that affects the cornea, the clear outer layer of the eye. It is characterized by the formation of abnormal, thin-walled, fluid-filled cysts in the back layer of the cornea. These cysts can cause vision problems, including blurred vision, glare, and light sensitivity. In some cases, the cysts can lead to corneal scarring and vision loss. Treatment for PPCD typically involves the use of eye drops or ointments to reduce inflammation and improve vision. In more severe cases, surgery may be necessary to remove the cysts and improve vision.