Cornea of the eye

Synonym Keratoplasty Introduction The cornea covers the front part of the eye. It is a thin transparent collagenous layer of approximately 550 micrometers to 700 micrometers that is not visible to the naked eye. It protects the eyeball and refracts the incident light rays. Structure of the cornea The cornea consists of several layers (structure). … Cornea of the eye

Laser therapy for astigmatism

Introduction Astigmatism, colloquially known as astigmatism or astigmatism, is a widespread form of ametropia in addition to the classic long and near-sightedness. Until a few years ago, it was usually treated with the use of special glasses or contact lenses. For some years now, ophthalmologists have been offered another treatment option: laser treatment. This low-complication … Laser therapy for astigmatism

Correction | Laser therapy for astigmatism

Correction After the strength of the refractive error has been determined using special diagnostics, such as an opthalmometer (to measure the curvature of the cornea), a correction of the astigmatism can be attempted. Various treatment methods are available for this purpose. Primarily, ophthalmic lenses with a special cylinder cut are used, which are therefore also … Correction | Laser therapy for astigmatism

Corneal Transplantation

Synonym Keratoplasty Definition Corneal transplantation is the transfer of parts or all of the cornea of a donor’s eye to a recipient’s eye. Corneal transplantation today is usually performed in its entire thickness. This procedure is also called penetrating keratoplasty. The prerequisite is that the other functions of the eye that contribute to vision are … Corneal Transplantation

Duration of corneal transplantation | Corneal Transplantation

Duration of corneal transplantation On the day of the operation itself, the patient either remains in hospital overnight or is discharged home the same day (outpatient procedure), but must then go to an ophthalmologist‘s office for a check-up the following day. The vision of the treated eye will not be fully restored in the first … Duration of corneal transplantation | Corneal Transplantation

Eye burns

Definition Eye burns are the damage of eye structures by different chemical substances. Depending on the duration of exposure, strength and type of the chemical, burns of varying severity can occur, which can be divided into several stages. In any case, the chemical burn of the eye is an acute emergency requiring immediate first aid … Eye burns

Symptoms | Eye burns

Symptoms In case of a chemical burn of the eye, pain occurs in and around the eye. Depending on how extensive the burn has been, the area around the eyes may also be affected (facial skin, eyelids). In order to accelerate the washing out of the irritant, the eye starts to water as a protective … Symptoms | Eye burns

Staging | Eye burns

Staging The classification of the eye burn is divided into four stages. The classification is based on the severity and depth of the injury and the expected prognosis. Stage I and II describe rather minor and superficial injuries. They are characterized by hyperemia (excessive blood supply to the affected area due to dilated vessels) and … Staging | Eye burns

Forecast | Eye burns

Forecast The prognosis depends on the severity of the burn. The lighter the burn, the fewer structures in the depth are affected and the less the cornea and conjunctiva are damaged, the better the prognosis for complete healing. It is important that an eye wash is performed in any case. If this is done in … Forecast | Eye burns

Pannus on the eye

Introduction A pannus is the increased occurrence of connective tissue, which is strongly interspersed with vessels. In pannus on the eye, this additional tissue overgrows the cornea and leads to corneal opacity. Depending on the stage of the disease, either antibiotic therapy is sufficient or, in the worst case, a corneal transplant must be performed. … Pannus on the eye