Ptosis

Synonyms in a broader sense Hanging, upper eyelid; Greek lowering, falling down Definition Ptosis is not a disease in itself, but a symptom that can have various causes. It can be recognized by the fact that the upper eyelid of one or both eyes, despite the patient’s attempt to open the eyes wide, protrudes so … Ptosis

Frequency | Ptosis

Frequency A congenital ptosis is very rare and usually unilateral, but not further quantified in the literature. The frequency of ptosis forms of other causes depends on the disease causing it (ptosis) Causes of ptosis The causes of ptosis are manifold. They may be congenital or may have developed in the course of life, which … Frequency | Ptosis

Which doctor treats ptosis? | Ptosis

Which doctor treats ptosis? As already explained in the section “Treatment of Ptosis“, ptosis is treated either with medication or surgery. The medication is prescribed by the ophthalmologist. However, if the ophthalmologist determines that the medication is not improving or that surgery is inevitable, then an eye surgeon must perform the operation. The ophthalmologist in … Which doctor treats ptosis? | Ptosis

Retinoblastoma

Synonyms retinal tumor What is a retinoblastoma? A retinoblastoma is a tumor of the retina (at the back of the eye). This tumor is genetic, i.e. hereditary. It usually occurs in childhood and is malignant. How common is retinoblastoma? Retinoblastoma is a congenital tumor or it develops in early childhood. It is the most common … Retinoblastoma

Ectropion on the eye

Synonyms Outward rotation of the eyelid, drooping eyelid of the eye Definition As with entropion, this is also a malposition of the eyelid. Here, however, not inward (entropion) but outward (ectropion). In addition, the lower eyelid is almost always affected by ectropion. The eyelid is rolled outwards and often the inside of the eyelid is … Ectropion on the eye

Vitreous detachment

Introduction A vitreous detachment is a lifting of the vitreous body from the surrounding structures. A distinction is made between anterior and posterior vitreous detachment, with the posterior form occurring much more frequently. In this case the vitreous detachment detaches from the retina. Mostly this is related to a liquefaction of the vitreous body in … Vitreous detachment

Causes of ptosis

General information The upper eyelid is lifted by two different muscles together, thus opening the eye, the musculus levator palpebrae superioris (involuntarily innervated by the nervus oculomotorius) and the musculus tarsalis (involuntarily innervated by the sympathetic nervous system). The latter works noticeably less in cases of fatigue, as the activity of the sympathetic nervous system … Causes of ptosis

Macular dystrophy

What is macular dystrophy? Macular dystrophy is a disease of the retina, which is limited to the area of the macula (site of acuity) and leads here to a degenerative (destructive) process. It is hereditary and mostly affects both eyes and thus causes characteristic symmetrical, bilateral changes in the retina. However, macular dystrophy can also … Macular dystrophy

Causes of optic nerve inflammation

Introduction An inflammation of the optic nerve, also known as neuritis nervi optici or retrobulbar neuritis among doctors, is an inflammation of the optic nerve, the “optic nerve”, usually caused by autoimmunological processes. Autoimmunological means that the body’s own natural defense mechanisms, which are normally only directed against foreign substances and pathogens, are now, for … Causes of optic nerve inflammation