Bulging eyes: Description The protrusion of the eyes – popularly known as “googly eyes” – is called exophthalmos or protrusio bulbi (bulging of the eyeball) by physicians. There is normally enough room in the eye socket of the skull, the orbit, to accommodate the eyeball along with muscles, nerves and fat padding. However, the bony … Bulging Eyes (Exophthalmos): Causes, Diagnosis
During eyelid closure, the upper and lower eyelids meet until the palpebral fissure is fully closed and the eye is no longer visible. The seventh cranial nerve of the mimic muscles is primarily involved in eyelid closure, thus protecting the eye from drying out and from dangerous stimuli with the help of the eyelid closure … Eyelid Closure: Function, Tasks, Role & Diseases
Fissura-orbitalis-superior syndrome is characterized by the failure of several cranial nerves responsible for supplying various eye muscles as well as sensory innervation in the eye area. The clinical picture is very complex and is caused by space-occupying processes. What is fissura orbitalis superior syndrome? Fissura orbitalis superior syndrome represents a complex clinical picture due to … Fissura Orbitalis Superior Syndrome: Causes, Symptoms & Treatment
I-cell disease is a lyosomal mucolipidosis. The storage disease is caused by a mutation of the GNPTA gene with gene locus q23.3 on chromosome 12. Symptomatic treatment is mainly by administration of bisphosphonates. What is I-cell disease? Storage diseases are characterized by the deposition of various substances in cells and organs of the human body. … I-cell Disease: Causes, Symptoms & Treatment
Lagophthalmos is the name given to incomplete closure of the eyelid. Sometimes the symptom leads to widening of the palpebral fissure. What is lagophthalmos? Lagophthalmos refers to incomplete closure of the eyelid. The symptomatology falls within the scope of ophthalmology and neurology. In some cases, lagophthalmos may result in widening of the eyelid fissure. The … Lagophthalmos: Causes, Symptoms & Treatment
The convergence reaction is the reflexive constriction of the pupils during convergence, on the one hand, and the inward movement of both eyes during fixation of near objects, on the other. Impairments of convergence can cause strabismus, among other conditions. What is the convergence response? Convergence is a specific type of opposite eye movement. Without … Convergence Reaction: Function, Tasks, Role & Diseases
Pathologic protrusion of the eyeball is referred to as exophthalmos and can be attributed to many different causes. In all cases, exophthalmos is not a disease in its own right, but rather an accompanying symptom of an underlying disease. What is exophthalmos? Exophthalmos refers to a pathologic protrusion of one or both eyeballs (bulbus oculi) … Exophthalmos: Causes, Symptoms & Treatment
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
The occipital bone (Os occipitale) is a part of the brain skull. The bone consists of three parts and not only contains various openings, but also serves as an attachment site for tissues. The occipital bone can fracture in basilar skull fracture, and trisomy 18 often results in a large occipital bone. What is the … Occipital Bone: Structure, Function & Diseases
Thyreostimulin is a hormone that is produced in the pituitary gland and works with other hormones to regulate the thyroid gland. Until now, medical science has not known much about thyro-stimulin, as researchers only discovered it in 2002. However, it appears to indirectly affect bone formation and otherwise act similarly to thyrotropin. What is thyroostimulin? … Thyrostimulin: Function & Diseases
Erdheim-Chester disease is a so-called non-Langerhans type of histiocytosis. This is a multisystem disease that is associated, for example, with skeletal complaints or pain in the bones or also diabetes insipidus. In addition, damage to the kidneys as well as the central nervous system in conjunction with cardiovascular symptoms is possible. Erdheim-Chester disease is often … Erdheim-Chester Disease: Causes, Symptoms & Treatment
