Ads
related to: squiggly lines in vision
Search results
Results from the WOW.Com Content Network
The first two sort of floaters may collect over the fovea (the center of vision), and therefore be more visible, when a person is lying on his or her back looking upwards. Blue field entoptic phenomenon has the appearance of tiny bright dots moving rapidly along squiggly lines in the visual field.
In a technique known as blue field entoptoscopy, the effect is used to estimate the blood flow in the retinal capillaries.The patient is alternatingly shown blue light and a computer generated picture of moving dots; by adjusting the speed and density of these dots, the patient tries to match the computer generated picture to the perceived entoptic dots.
Vision remains normal beyond the borders of the expanding scotoma(s), with objects melting into the scotoma area background similarly to the physiological blind spot, which means that objects may be seen better by not looking directly at them in the early stages when the spot is in or near the center. The scotoma area may expand to occupy one ...
For premium support please call: 800-290-4726 more ways to reach us
Zigzag lines [12] Distortions in the size or shape of objects [13] Vibrating visual field; Scintillating scotoma. Shimmering, pulsating patches, often curved; Tunnel vision; Scotoma [14] Blind or dark spots; Curtain like effect over one eye; Slowly spreading spots; Kaleidoscope effects; Temporary blindness in one or both eyes [15] Heightened ...
Peduncular hallucinosis is attributed to a range of various pathologies such as vascular and infectious midbrain, pontine and thalamic lesions, local subarachnoid hemorrhage, compression by tumors, basilar migraine, basilar vascular hypoplasia, and following regional surgical or angiographic interventions. [1]
Floaters are from objects in pockets of liquid within the vitreous humour, the thick fluid or gel that fills the eye, [7] or between the vitreous and the retina. The vitreous humour, or vitreous body, is a jelly-like, transparent substance that fills the majority of the eye.
New Cold Foam Toppings. Along with returning favorite, a.k.a the peppermint chocolate cold foam, Starbucks is adding Gingerbread and Salted Pecan flavors to the roster.
Ads
related to: squiggly lines in vision