(n.) A long-continued or excessive dilatation of the pupil of the eye.
Example Sentences:
(1) A dose-dependent mydriasis was also observed in the treated eye.
(2) The pharmacokinetic parameters, apparent absorption, and elimination rate constants, of phenylephrine and the prodrug were determined from aqueous humor concentration-time and mydriasis-time profiles.
(3) We developed a new micro-iris retractor to achieve temporary intraoperative pupillary mydriasis in selected eyes undergoing pars plana vitreous surgery.
(4) It had a biphasic progression with an initial mydriasis (which directly correlated with the stimulus intensity), followed by a miotic phase.
(5) Mild mydriasis occurred with each drug, averaging +0.65 mm with dipivalyl epinephrine and +0.55 mm Hg with epinephrine.
(6) Accommodative microfluctuations were found to play a minor role in determining the magnitude of sensitivity out to an eccentricity of 5 degrees; between 5 degrees and 27.5 degrees, the effect of microfluctuations was masked by the mydriasis produced by the drugs used in the study.
(7) In a study in 12 healthy volunteers, local instillation of thymoxamine eye-drops (0.2%) completely reversed the mydriasis produced by ephedrine (5%) but not that produced by ephedrine (5%) together with tropicamide (0.5%).
(8) Total paralysis of the extraocular muscles supplied by the oculomotor nerve was noted in all the nine patients, and mydriasis was observed on the affected side in 4 of 7 patients with Tolosa-Hunt syndrome and 2 patients with the orbital pseudotumor syndrome.
(9) In tests of clonidine-induced mydriasis, the antagonist potencies of buspirone, 1-PP, idazoxan, WY 26392 and yohimbine corresponded closely to the doses of the compounds active in the anticonflict test.
(10) In patients with internal ophthalmoplegia, awareness of the possibility of pharmacologic mydriasis and correct use of topical pilocarpine testing can preclude the necessity for neuroradiologic and invasive diagnostic studies, even in cases with atypical or complex presentations.
(11) We propose the Maximal Mydriasis Test (MMT) as a simple and safe means to provide the cataract surgeon with objective and dependable pre-operative information on the idiosyncratic mydriatic response of the pupil.
(12) Nuclear lamellar cataracts are shown to become smaller in diameter with time, which favours medical treatment with mydriasis.
(13) Accommodative microfluctuations were attenuated with the antimuscarinic drug cyclopentolate HCl 1% and the concomitant mydriasis was matched on a separate trial using the sympathomimetic phenylephrine HCl 10%.
(14) Accommodation responses recorded are shown to be independent of horizontal eye movements, and little affected by the drug used for mydriasis.
(15) A case is reported of a phaeochromocytoma revealed during a general anaesthesia by a sudden hypertensive crisis associated with acute pulmonary oedema and signs of extreme sympathetic stimulation (bilateral mydriasis, piloerection, peripheral vasoconstriction).
(16) The maximum mydriasis attained 3.4 mm, lasted 2 h and slowly decayed over subsequent 20 h. Impulse transmission and conduction was blocked in a spherical volume of tissue about 3 mm in diameter the development of which could be approximated by diffusion from an instantaneous point source.
(17) Maximal mydriasis was obtained at 8 Hz, whereas full vasoconstriction was elicited with 5 Hz.
(18) Thymoxamine hydrochloride can be used intraocularly to reverse phenylephrine or epinephrine mydriasis during intraocular surgery (0.2-0.5 ml of 0.01% or 0.02% solutions proved to be effective).
(19) Published data indicate that either dapiprazole (0.5%) or moxisylyte (0.5%) enhance recovery from the mydriasis produced by tropicamide, phenylephrine, or their combination.
(20) After 14 l of irrigation fluid had been used, visual disturbances, bilateral mydriasis and drowsiness appeared, with no haemodynamic disturbances.
Pupil
Definition:
(n.) The aperture in the iris; the sight, apple, or black of the eye. See the Note under Eye, and Iris.
(n.) A youth or scholar of either sex under the care of an instructor or tutor.
(n.) A person under a guardian; a ward.
(n.) A boy or a girl under the age of puberty, that is, under fourteen if a male, and under twelve if a female.
Example Sentences:
(1) A 66-year-old woman with acute idiopathic polyneuritis (Landry-Guillain-Barré [LGB] syndrome) had normal extraocular movements, but her pupils did not react to light or accommodation.
(2) Results in May 89 emphasizes: the relevance and urgency of the prevention of AIDS in secondary schools; the importance of the institutional aspect for the continuity of the project; the involvement of the pupils and the trainers for the processus; the feasibility of an intervention using only local resources.
(3) We’ve spoken to them on the phone and they’ve all said they just want to come home.” A total of 93 pupils from Saint-Joseph were on the trip.
(4) Pupils who disrupt the learning of their classmates are dealt with firmly and, in many cases, a short suspension is an effective way of nipping bad behaviour in the bud."
(5) The headteacher of the school featured in the reality television series Educating Essex has described using his own money to buy a winter coat for a boy whose parents could not afford one, in a symptom of an escalating economic crisis that has seen the number of pupils in the area taking home food parcels triple in a year.
(6) The pupils at the Royal Blind School, Edinburgh, were surveyed and it was found that 40% of the 100 pupils had definitely inherited severe eye disease.
(7) The teacher said his school believed it was aware of all the pupils who had been present, and that Nuttall was not among them.
(8) While tonic pupil and reduced sweating can be attributed to the affection of postganglionic cholinergic parasympathetic and sympathetic fibres projecting to the iris and sweat glands, respectively, the pathogenesis of diminished or lost tendon jerks remains obscure.
(9) For data sampled at a high rate (approximately 200 Hz) pupil velocity deviations from zero can simply be used, giving a satisfactory inaccuracy of about 5 ms. For data sampled at a low rate (less than 50 Hz), e.g.
(10) On neurological examination, he showed stupor,pupils and eye position were normal.
(11) A nine-year-old Scottish girl who attracted two million readers to a blog documenting her school lunches , consisting of unappealing and unhealthy dishes served up to pupils, has been forced to end the project after the council banned her from taking pictures of the food in school.
(12) Posterior synechiae, pupil deformations, grave uveitis with hypotonia of 4-10 mm Hg are rapidly developing.
(13) Effects of topical administration of a single dose of 2% pilocarpine on intraocular pressure (IOP) and pupil diameter were evaluated in normotensive eyes of 10 clinically normal cats over 12 hours.
(14) Changes in pupil size indicated a substantial cholinergic effect on the iridal sphincter musculature.
(15) The nineteen pupils so discovered had more exercise-induced bronchial lability than equivalently exercised controls.
(16) Theory and practice of urology generates three types of professionals: doctors, who study at universities and obtain their licence by making a demonstration before the Protomedicato Tribunal; surgeons, who acquire their surgical techniques through a teacher-pupil training relationship outside universities; and empirics, who were in charge of performing surgical operations.
(17) The evolution and characteristics of diabetic rubeosis were studied in 33 eyes, and the following vascular abnormalities were found: (1) Dilated leaking capillaries around the pupil; (2) irregular or slow filling of the radial arteries; (3) superficial arborising newly formed vessels, usually starting in the chamber angle; and (4) dilatation and leakage of the radial vessels either before or after the development of neovascular glaucoma.
(18) Characteristic clinical features were present in 19 patients, including a gradual obtundation after the initial hemorrhage in 16 patients and small nonreactive pupils in nine patients (all with a Glasgow Coma Scale score of 7 or less).
(19) Ed Miliband's education package is less generous than some hoped Read more The Labour leader said the coalition is directly to blame for a trebling in the number of classes with more than 30 pupils from 31,265 in 2010 to 93,345 in 2014, as a result of opening free schools in areas where new schools are not needed.
(20) Of these, 61.2% said they had been subjected to a pupil writing an insulting comment about them on a social network or internet site, 38.1% said a student had made comments about their competence or performance as a teacher, and 9.1% said they had faced allegations that they behaved inappropriately with pupils.