optic nerve head การใช้
- Fundus photography is mainly used to monitor the progression of a retinal or optic nerve head disorder.
- By blocking these channels and preventing Ca 2 + release, lomerizine increases circulation in the optic nerve head.
- His research at this time dealt mostly with the in vivo blood supply of the optic nerve head and glaucoma.
- Almost all diktyomas arise in the ciliary body, although, rarely, they may arise from the optic nerve head or retina.
- Anterior Ischemic Optic Neuropathy is commonly known as " stroke of the optic nerve " and affects the optic nerve head.
- It is expressed in the trabecular meshwork and optic nerve head and may have a role in the development and normal function.
- Berger JW, Patel TR, Shin DS, Piltz JR, Stone RA . Computerized stereochronoscopy and alternation flicker to detect optic nerve head contour change.
- The portion of the optic nerve head that is visible by looking into the eye with an ophthalmoscope is called the optic disc.
- There is usually a sudden loss of blood supply and nutrients to the optic nerve head ( where the nerve exits the eyeball ).
- Glaucoma is a group neurodegenerative diseases characterized by features including morphological changes in the optic nerve head and therefore in the visual fields of the patients.
- This protein may act as an important signaling molecule within the trabecular meshwork and optic nerve head, and may play a potential role in glaucoma pathogenesis.
- The anterior optic nerve, a . k . a . the optic nerve head, is surrounded by the scleral canal, and is vulnerable to crowding of nerve fibers.
- Some stem cells had even extended into the optic nerve heads, though the researchers stressed that it was impossible to tell whether this would eventually lead to repair of a damaged link to the brain.
- Anterior ION presents with sudden, painless visual loss developing over hours to days . Examination findings usually include decreased visual acuity, a visual field defect, color vision loss, a relative afferent pupillary defect, and a swollen optic nerve head.
- One study examined the in vitro effects of pressure on global gene transcription using a microarray approach and a cell stretching system meant to simulate intraocular pressure in the lamina cribosa ( connective tissue ) of the optic nerve head.