SpletVitreous degeneration refers to a change that occurs in the vitreous humor (or vitreous fluid) in the eye, as the vitreous humor changes from a thick vitreous gel to a thin liquid substance. Normally, the vitreous humor is a transparent gel that helps with clarity of vision and maintaining the shape of the eye. Splet31. mar. 2024 · Anatomy. The optic nerve is mainly made up of the axons (nerve fibers) of the retinal ganglion cells from the retina. The optic disc or nerve head is the point where the axons from the retinal ganglion cells leave the eye. The nerve head appears as a white circular structure in the back of the eye. There are no photoreceptors on this structure.
Vitreous Degeneration: What Is It, Causes, Severity ... - Osmosis
SpletThere are many causes of optic atrophy. The most common is poor blood flow. This is called ischemic optic neuropathy. The problem most often affects older adults. The optic … Splet02. jul. 2024 · An acoustic neuroma (vestibular schwannoma) is a benign tumor that develops on the balance (vestibular) and hearing, or auditory (cochlear) nerves leading … disney mickey main attraction collection
Intracanal Optic Nerve Cavernous Hemangioma: A Case
Splet16. jul. 2024 · Optic neuritis, acute inflammation of the optic nerve (ON), is characterized by abrupt central vision loss and pain with eye movement. Most commonly associated with … Splet04. mar. 2024 · The most common cause of tunnel vision and peripheral vision loss is damage to the optic nerve caused by glaucoma. Other potential causes include: Eye strokes. Retinal detachment. Retinitis … SpletThe retinal ganglion cells coursing into the optic nerve are responsible for the appearance of the neuroretinal rim. The decrease in vision from glaucoma is related to the loss of retinal ganglion cells. Elevated intraocular pressure is the greatest risk factor for development of ganglion cell loss. disney mickey mote