Examples of using Posterior segment in English and their translations into Russian
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The air pressure is temporary as the posterior segment will soon re-fill with fluid.
The eye is divided internally by the lens into two main segments: the anterior segment and the posterior segment. .
Experts in the posterior segment are correspondingly hard to find among practising ophthalmic surgeons.
Air/gas exchange- injection of gas, ormore typically mixed gas and air, into the posterior segment of the globe.
Rarely, it may extend to the posterior segment to cause endophthalmitis in later stages, leading to the destruction of the eye.
The mixed gases disappear spontaneously once they have accomplished their purpose and the posterior segment re-fills with fluid.
The specialists of the clinic perform in-depth diagnosis of posterior segment of the eye, OCT-examination of patients with different pathologies of the fundus.
When this occurs, complications may appear in the vitreous humour, retina or choroid,all located in the posterior segment of the eye.
The first shell segment is fused to the head; the most posterior segments are often fused as well, forming a"caudal shield" over the shortened abdomen pleon.
The comprehensive eye examination involves analyzing the condition of the eye in all its parts: refraction(visual acuity),observation of the anterior and posterior segments.
The Anterior Segment, with the cornea,crystalline lens and iris, and the Posterior Segment, with the retina and vitreous humour.
The execution of a photograph of the posterior segment is particularly indicated in the monitoring of certain diseases and in the postoperative period following vitreoretinal surgery.
The demands and responsibilities placed on the surgeon for operations in the posterior segment are quite different to those in the anterior segment. .
Our particular expertise in the anterior segment results from the specialised work we have put into mastering the surgical challenges presented by the posterior segment of the eye.
Supplementing our specialist work in the posterior segment, we also offer our patients the latest innovations and surgical techniques for the anterior segment. .
A comprehensive ophthalmic examination involves an access to all the structures of the eye,both the anterior and the posterior segment, in order to view the problem entirely.
Surgery on the anterior and posterior segments of the eye(refractive surgery(LASIK, Femto-LASIK, PRK etc.)), cataract operations microincision cataract surgery, glaucoma operations.
It is not unusual that patients connect their loss of vision only with the cataract,without any idea of other possible causes, from the posterior segment, and that is why an early operation is of great importance.
The posterior segment or posterior cavity is the back two-thirds of the eye that includes the anterior hyaloid membrane and all of the optical structures behind it: the vitreous humor, retina, choroid, and optic nerve.
Fluid/air exchange- injection of air into the eye to remove the intraocular fluid from the posterior segment of the globe while maintaining intraocular pressure to temporarily hold the retina in place or seal off holes in the retina.
If the eye in the posterior segment is healthy but light incidence is less than ideal,"helper lenses" in glasses and contact lenses regulate the incidence of light to give us good vision: the lenses in these visual aids ensure that the light once again falls precisely on the retina.
Our hospital is unusual in being able to offer expertise covering all parts of the eye- both in the anterior segment and in the posterior segment of the eyeball- and the option of performing all operations for patients, including patients of most public health insurers.
Furthermore, mature cataract by itself is a risk of inducing possible complications- glaucoma, or inflammatory reactions due to the disintegration of altered human lens materials(uveitis), orit can create difficulties in discovering serious diabetic changes in the posterior segment of the eye, such as bleeding or retinal detachments.
Analyzing age characteristics of pneumonia ultrasound image, it was found that in children of group 1(from birthday to3 months of age) focal processes in the form of hypoechogenic homogeneous foci up to 10 mm in size located in the posterior segments of the upper and lower lobes(segments 2, 6, 10) were detected most commonly.
The study included 670 people with RH(stage I) and 35 patients who had uveitis and/ or rheumatic fever who agreed to undergo additional ophthalmologic bleeding(stage II), including a standard ophthalmological examination including visiometry, biomicroscopy of the anterior segment, ophthalmoscopy of the posterior segment of the eye, refractometry, optical coherence tomography in angiomode, dopplerography of the vessels of the eye.
The PEF surround the posterior, medial segment of the intraparietal sulcus.
Arterial and venous vessel definition markers were set according to the recommendations[12]: in А 2 views of anterior cerebral artery segment and posterior third of the superior sagittal sinus, respectively.
The optic canal, a boney tunnel leading to the brain,surrounds the most posterior part of this optic nerve segment.
Angiographically, this segment extends from the origin of the posterior communicating artery to the bifurcation of the internal carotid artery.
A vitrectomy should be performed if more serious complications such as dense vitreous hemorrhages, retinal detachment, tractional macular edema, severe fibrovascular proliferation,glaucoma ghost cells and neovascularization of the posterior pole with anterior segment opacities appear.