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Ocular neuropathic pain. Ocular neuropathic pain is a spectrum of disorders of ocular pain which are caused by damage or disease affecting the nerves. Ocular neuropathic pain is frequently associated with damaged or dysfunctional corneal nerves, [1] but the condition can also be caused by peripheral or centralized sensitization. [2]
Reactive arthritis. Rheumatoid arthritis. Ehlers-Danlos Syndrome. Sarcoidosis. Scleroderma. Systemic lupus erythematosus. Temporal arteritis. Relapsing polychondritis. Granulomatosis with polyangiitis 50-60% have ophthalmologic manifestations, which can be a presenting feature in a minority of patients.
Neurology, ophthalmology. Blepharospasm is a neurological disorder characterized by intermittent, involuntary spasms and contractions of the orbicularis oculi (eyelid) muscles around both eyes. [1] [2] [3] These result in abnormal twitching or blinking, and in the extreme, closure of the eyes. The word blepharospasm is derived from the Greek ...
In the absence of Graves' ophthalmopathy, patients may demonstrate other ophthalmic symptoms and signs due to hyperthyroidism: Dry eyes (due to loss of corneal moisture). [24] A sense of irritation, discomfort, or pain in the eyes. A tingling sensation behind the eyes or the feeling of grit or sand in the eyes.
Optic neuropathy is damage to the optic nerve from any cause. The optic nerve is a bundle of millions of fibers in the retina that sends visual signals to the brain. Damage and death of these nerve cells, or neurons, leads to characteristic features of optic neuropathy. The main symptom is loss of vision, with colors appearing subtly washed out ...
Mental health conditions. While some mental health conditions such as depression can make people cry more often, they can also cause a lack of emotion or make it more difficult to cry. "We know ...
Spasm of accommodation. A spasm of accommodation (also known as a ciliary spasm, an accommodation, or accommodative spasm) is a condition in which the ciliary muscle of the eye remains in a constant state of contraction. Normal accommodation allows the eye to "accommodate" for near-vision. However, in a state of perpetual contraction, the ...
v. t. e. In neuroanatomy, the optic nerve, also known as the second cranial nerve, cranial nerve II, or simply CN II, is a paired cranial nerve that transmits visual information from the retina to the brain. In humans, the optic nerve is derived from optic stalks during the seventh week of development and is composed of retinal ganglion cell ...
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