Synonyms (Opticus = optic nerve; atrophy = decrease in cell size, decrease in cell count) Death of the optic nerve, optic nerve atrophy Definition Optic atrophy Optic atrophy is the loss of nerve cells in the optic nerve. The nerve cells either decrease in size or in number. Both are possible. Atrophy can have various … Optic atrophy
Definition School of vision The term “school of vision” is used to describe facilities at clinics or in ophthalmological practices where orthoptists work together with ophthalmologists to treat eye movement disorders such as strabismus and eye tremor, impaired vision and all diseases affecting the eyes. Today, the term “school of vision” is rather outdated, since … School of vision
Blepharophimosis is a narrowing of the palpebral fissure in the horizontal plane, which in most cases is congenital and passed on by autosomal dominant inheritance. Surgical measures are available to treat the condition, but because these procedures often produce unsatisfactory results, it makes sense to perform them only in cases of particularly severe abnormalities. What … Blepharophimosis: Causes, Symptoms & Treatment
Therapy Strabismus must be treated in order to prevent the most serious complication, namely weakness of vision. However, it is not only the strabismus of the eye that needs to be corrected, because this alone is unfortunately not enough. The weaker eye must also be trained in its plasticity during therapy. It must be encouraged … Strabismus therapy
If in terms of the type or degree of ametropia (defective vision) exists between the right and left eye, this is called anisometropia (inequality of vision). This is referred to when there is at least a 2.00 diopter difference. What is anisometropia? In anisometropia, the left and right eyes differ significantly in terms of the … Anisometropia: Causes, Symptoms & Treatment
Diabetic retinopathy is a change in the retina that occurs over the years in diabetics. The vessels of the retina calcify, new vessels can form, which grow into structures of the eye and thus severely endanger vision. Bleeding also occurs in diabetic retinopathy. Depending on the stage of the disease, deposits, new vessels or even … Diabetic Retinopathy
What are typical risk factors? Typical risk factors for diabetic retinopathy are, as the name suggests, factors that are particularly prevalent in diabetics. This includes in particular a badly adjusted and over a long period of time increased blood sugar. The sugar is deposited as large molecules in the walls of the blood vessels. This … What are typical risk factors? | Diabetic Retinopathy
Diagnosis Night blindness is detected by the ophthalmologist (specialist in ophthalmology) using tests. First and foremost, however, discussions between doctor and patient are informative. Devices like the nyctometer or mesoptometer are used. These measure the twilight visual acuity. They test the performance of the visual organ between daytime vision and complete adaptation to darkness. Patients … Diagnosis | Night blindness
Synonyms in a broader sense Medical: Hemeralopia Definition Night blindness is a disturbed adaptability of the eyes to darkness. For those affected, only outlines can be seen. The adaptation of the eyes to light is very fast, while adaptation to darkness takes a very long time, 30 to 50 minutes. Summary Night-blind are people whose … Night blindness
Crouzon syndrome, also known as Crouzon’s disease, is one of several known genetic craniosynostoses in which the cranial sutures ossify prematurely, resulting in impaired skull growth and typical deformities and growths on the head and face. The mental development of people affected by Crouzon syndrome is usually normal. What is Crouzon syndrome? Crouzon syndrome, also … Crouzon Syndrome: Causes, Symptoms & Treatment
Synonyms Medical: Amotio retinae, Ablatio retinae Definition Retinal detachment A retinal detachment is a detachment of the retina from the back of the eye, i.e. the pigment epithelium (choroid). The detachment can affect the entire retina. Retinal detachment is a relatively rare disease. However, it is very significant, because if untreated, the retinal detachment leads … Retinal detachment
The superior oblique muscle is a muscle of the external eye musculature that is one of the skeletal muscles and is motor innervated by the fourth cranial nerve. The muscle is essential for the downward gaze of the eyes and interacts harmoniously with the other muscles of the external eye musculature. Paralysis of the muscle … Superior Oblique Muscle: Structure, Function & Diseases
