Cataract sentence example
This is the cataract near Adalia.
The site selected for the great Nile dam was at the head of the First Cataract above Assuan.
There are two important rapids and one cataract on the lower 300 m.
Close to the right bank is a sloping cataract 36 yds.
His sight, however, failed, and in 1811 he had an operation for cataract, which proved unsuccessful.Advertisement
It marks also the end of the cataract region.
A successful operation for cataract restored his eyesight in June 1900, and notwithstanding his 81 years he resumed to some extent his former political activity.
Egypt normally included the whole of the Nile valley from the First Cataract to the sea; pure Egyptians, however, formed the population of Lower Nubia above the Cataract in prehistori.c times; at some periods also the land was divided into separate kingdoms, while at others Egypt stretched southward into Nubia, and it generally claimed the neighboring Libyan deserts and oases on the west and the Arabian deserts on the east to the shore of the Red Sea, with Sinai and the Mediterranean coast as far as Rhinocorura (El Arish).
Similarly while the exploration of the Egyptian colonies south of the First Cataract has added many details to our knowledge of political history, of local cults and provincial organization, yet with one exception it has not affected the known outlines of the history of civilization.
Opposite Hannek at the Third Cataract on Tombos Island are extensive ancient granite quarries, in one of which lies an unfinished colossus.Advertisement
Its lowest one, the Itaboca cataract, is about 130 m.
Between the Guaviare and the Meta the Orinoco is obstructed by the famous Maipures cataract, where, in several channels, it breaks.
Assuan (q.v.), pop. 12,618, is at the foot of the First Cataract and 551 m.
The Napo is navigable for steamboats for some distance above the mouth of the Coca, and thence for canoes as far as the Cando cataract, 3332 ft.
The auditorium is little less perfect than that of Aspendus and very nearly as large; but the scena wall has collapsed over stage and proscenium in a cataract of loose blocks.Advertisement
At the Shoshone Falls the river makes a sudden plunge of nearly 200 ft., and the Falls have been compared with the Niagara and Zambezi; a short distance back of the main fall is a cataract of 125 ft., the Bridal Veil.
Soon after his return to St Petersburg a cataract formed in his left eye, which ultimately deprived him almost entirely of sight.
The natural geographical and ethnical southern frontier of Egypt is the First Cataract; Egyptian scribes of the Old Empire recognized this truth no less clearly than Diocletian, and Juvenal anticipates the verdict of every modern observer when he describes the " porta Syenes " as the gate of Africa.
Here the Nile narrows and passes the Semna cataract, and graven on the rocks are ancient records of " high Nile."
At the left bank of the river is the Eastern Cataract, a millrace resembling the Leaping Water.Advertisement
They occur in eastern Wisconsin and at other points farther east and south, It is over this limestone that the Niagara falls in the world-famous cataract.
The latter warred in Palestine and in Nubia, and marked the south frontier of his kingdom by a statue and stelae at Semna beyond the Second Cataract.
Amongst the kings of the XIIIth Dynasty (including perhaps the XIVth), not a few are represented by granite statues of colossal size and fine workmanship, especially at Thebes and Tanis, some by architectural fragments, some by graffiti on the rocks about the First Cataract.
Others admire more the Mammoth Dome, at the termination of Spark's Avenue, where a cataract falls from a height of iso ft.
This is a considerable river, and navigable for long stretches in its upper course, but the last few miles before it enters the Salween are little better than a cataract.Advertisement
Philae is the nearest island to the point where the ancient desert road from Assuan rejoins the river south of the cataract.
During the XVIIIth Dynasty the political subjugation was completed and the newly won territories were studded with cities and temples as far south as the Fourth Cataract.
On the left bank of the Nile opposite Merawi are the pyramids of Nuri, and a few miles distant in the Wadi Ghazal are the ruins of a great Christian monastery, where were found gravestones with inscriptions in Greek and Coptic. Ruins of various ages extend from Merawi to the Fourth Cataract.
Hospital based data showed that congenital cataract of familial origin is common in Cambodia.
The most common type of cataracts is age-related cataract.
Visual outcome can still vary markedly however, particularly in the child with unilateral cataract.
Cataract surgery This factsheet is for adults who are considering phacoemulsification cataract surgery This factsheet is for adults who are considering phacoemulsification cataract surgery.
As an alternative Cataract offered a " Beach Drill " 1/8 " capacity chuck mounted on a solid draw-in collet.
Age related macular degeneration, cataract, multidimensional assessment.
In many countries, the majority of cataract surgery continues to be done by the intracapsular cataract extraction (ICCE) method.
There are several other clinical research projects ongoing at present eg suppurative keratitis, ocular trauma, effect of cataract surgery on diabetic retinopathy.
Which isn't a problem at Nightingale Farm - Mrs A is going in to hospital tomorrow for her second cataract op.
For example, trauma or the effect of corneal opacity on the ability to diagnose cataract.
It performs cataract operations at 10% below the price the NHS sets.
His areas of interest are glaucoma and general ophthalmology including cataract surgery.
For example, the pilot scheme which allows optometrists to refer patients for cataract surgery.
Has my cataract been caused by overuse of my eyes?
In a poor African country, the major blinding conditions are likely to be cataract and corneal scar.
They take the cataract out through a tiny slit at the edge of the sac that contains the clouded lens.
Training and placement of cataract surgeons in rural hospitals would also enhance provision of eye care for the rural population.
If cataract surgery is needed a special type of lens implant can be used instead of the ordinary implant to give better vision.
A great builder was Netekamane, who is represented with his queen Amanetari on temples of Egyptian style at many points up the Nile - at Amara just above the second cataract, and at Napata, as well as at Meroe, Benaga and Naga in the distant Isle of Meroe.
The Nile Valley (see also NILE).Entering Egypt prcger, a little north of the Second Cataract, the Nile flows through a valley in sandstone beds of Cretaceous age as far as 25 N., and throughoui this part of its course the valley is extremely narrow, rarely exceeding 2 m.
This province of Cush extended from Napata just below the Fourth Cataract on the south to El Kab in the north, so that it included the first three nomes of Upper Egypt, which agriculturally were not greatly superior to Nubia.
The improvement in the visual acuity of some patients was due to cataract extraction with lens implantation performed in these cases.
Monet nearly lost his sight at the height of work, but a cataract operation saved it.
This new procedure is also used when a cataract is removed.
Cataract treatment has greatly improved over the years.
A member of the American College of Eye Surgeons, he is also a member of the Society for Excellence in Eye Care, the American Society of Cataract and Refractive Surgery and the International Society of Refractive Surgery.
An implantable contact lens is similar to the lens used for cataract surgery.
They are popular among patients who have had cataract surgery as well as those sensitive to light.
It is important, however, to seek treatment at medical centers with eye surgeons familiar with the possible complications of cataract surgery in children with Marfan syndrome.
Serious side effects can also accompany pharmacological therapies; mood swings, confusion, bone thinning, cataract formation, increased blood pressure, and other problems may discourage or prevent use of some analgesics.
Cataract. Clouding of the lens of the eye causes the image to be blurrier than the other eye.
The brain prefers the clearer image, and the eye with the cataract may become amblyopic.
Congenital myopia develops because of an obstruction along the visual pathway such as cataract.
Most cases of myopia result from changes within the eye, but the condition can be a manifestation of other more serious problems, such as cataract or diabetes.
In his old age he was blinded by cataract, but recovered his eyesight by the operation of couching.
He then supposed this cylindrical column of water to be divided into two parts, - the first, which he called the " cataract," being an hyperboloid generated by the revolution of an hyperbola of the fifth degree around the axis of the cylinder which should pass through the orifice, and the second the remainder of the water in the cylindrical vessel.
He considered the horizontal strata of this hyperboloid as always in motion, while the remainder of the water was in a state of rest, and imagined that there was a kind of cataract in the middle of the fluid.
It may be taken to include the Nile valley from Assuan near the First Cataract southwards to the confluence of the White and Blue Niles, stretching in this direction for about 560 m.
Some one throws himself over a cataract or leaps into the crater of a volcano, and immediately a score or two follow.
Alike in volume and in beauty these take a very high place among European waterfalls; the cataract has a total descent of about 650 ft., in three leaps of 65, 330 and 190 ft.
Of these the largest is the cataract of Niagara, about 1 m.
His kingdom consisted probably of Egypt only, as far as the First Cataract, but to this he added Cyprus, and his influence was great in Cyrene.
Farther south are the stupendous ruins of Thebes on both sides of the river, the temple of Esna, the ruins and tombs of El Kab, the temple of Edfu, the quarries of Silsila and the temple of Ombos, followed by the inscribed rocks of the First Cataract, the tombs and quarries of Assuan and the temples of Philae.
Red granite was obtained from the First Cataract, breccia and diorite were quarried from very early times in the Wadi Hammamat, on the road from Coptos to the Red Sea, and porphyry was brought, chiefly in Roman times but also in the prehistoric age, from the same region at Jebel Dokhn.
He considered it necessary to hold Dongola, and he reported that he was distributing this army along the left bank of the Nile, on the open reach of water between the Hannek cataract and Abu Dom, opposite Merawi.
The railway up the right bank of the Nile was continued to Kerma, in order to evade the difficulties of the 3rd cataract; but the sirdar had conceived the bold project of cutting off the great angle of the Nile from Wadi Haifa to Abu Hamed, involving nearly 600 m.
By the end of the month the gunboats had surmounted the 4th cataract and reached Abu Hamed.
Perhaps his two most important discoveries were his method of treating glaucoma and his new operation for cataract.
The fjords of the district include the imposing Beierenfjord, the Saltenfjord, and the Skjerstadfjord, at the narrow mouths of which, between islands, a remarkable cataract (Saltstrbm) is formed at the turn of the tide.
But, owing to the cataract, the main route for traffic with the south was by land along the eastern shore.
Here is the great cataract of Itamaraca, which rushes down an inclined plane for 3 m.
This was the resolution adopted by the Egyptian government to extend the great reservoir at the First Cataract by raising the height of the Aswan dam.
Among its characteristic features is a cataract fed by melting snows, which descends 1500 ft.