Introduction /Anatomy The chiasma is the junction of the optic nerve. Here, the fibres of the respective nasal retinal halves of both eyes cross to the opposite side. The optic tract follows the chiasm. Injuries to the optic chiasm lead to the chiasm syndrome. Definition Chiasma syndrome is the name given to an occurrence of … Chiasma Syndrome
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 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 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 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
General information Foreign body injuries (foreign bodies in the eye) occur relatively frequently in ophthalmology. The patient usually complains of a suddenly appearing foreign body sensation with simultaneous strong tear formation. In many cases, the patient can remember the situation and can possibly tell the doctor what and how a foreign body entered his eye. … Foreign body in the eye
Foreign bodies under the upper eyelid Foreign bodies can get under the upper eyelid as well as under the lower eyelid when they enter the eye. You can try to remove a foreign object under the upper eyelid of the eye by slightly lifting the upper eyelid by the lashes. For example, you can try … Foreign bodies under the upper eyelid | Foreign body in the eye
Accompanying symptoms of a foreign body in the eye A foreign body in the eye can cause accompanying symptoms such as pain, tears, burning or redness of the eye. In addition, a foreign body can also make itself noticeable through sensitivity to light or blurred vision. If a foreign body is irritated, the eye can … Accompanying symptoms of a foreign body in the eye | Foreign body in the eye
Diagnosis The diagnosis of a foreign body sensation in the eye is essentially based on a conversation with the patient. If the patient describes a typically unpleasant pressure, pain or irritation in the eye, this describes the feeling of having something in the eye. Often patients also say directly that they have the feeling of … Diagnosis | Foreign body sensation in the eye
Duration of the foreign body sensation In case of a foreign body sensation in the eye, there are no exactly defined times, how long it takes or when one should go to the doctor. If the sensation persists without further symptoms, an ophthalmologist should examine the eye after several days to be on the safe … Duration of the foreign body sensation | Foreign body sensation in the eye
Synonyms Eye contusion, blunt bulbus trauma, contusio bulbi Definition Blunt force in the area of the eyeball (bulbus) or the orbit (orbita) causes a contusion of the eyeball. How common is an eyeball contusion? Subdivision into slight, more severe, more severe eyeball contusions and tear of the eyeball (eyeball rupture). This is however very rare. … Eyeball contusion
Definition Having a foreign body sensation in your eye means that you have the feeling that something is in your own eye. This is usually expressed by an unpleasant pressing, stinging, itching or burning sensation. The causes can be very diverse and range from actual foreign bodies such as eyelashes or small insects that can … Foreign body sensation in the eye
