(a.) Of, pertaining to, or in the region of, the eye; ocular; as the ophthalmic, or orbitonasal, nerve, a division of the trigeminal, which gives branches to the lachrymal gland, eyelids, nose, and forehead.
Example Sentences:
(1) The authors have presented in two previous articles the graphic solutions resembling Tscherning ellipses, for spherical as well as for aspherical ophthalmic lenses free of astigmatism or power error.
(2) The ophthalmic headache's crisis is caused, in fact, by a spasm of convergence on an unknown exophory of which the amplitude of fusion is satisfying, and the presence of which can only be seen with test under screen.
(3) Retrobulbar anesthesia has become the most common form of anesthesia used in ophthalmic surgery.
(4) Sinus histiocytosis with massive lymphadenopathy is a distinct clinical entity, with ophthalmic involvement in 10% of patients.
(5) Neurons with receptive fields confined to the maxillary division of the trigeminal innervation field are found within a ring of cortex which a) completely surrounds the representation of the ophthalmic field, and b) includes parts of cytoarchitectural area 2, 1, 3, and 3a.
(6) Description of the ophthalmic signs and ocular results.
(7) Stable normalization of the ophthalmic tone and stabilization of the process were achieved in 60 eyes (89.2%).
(8) Results indicate that topical administration of insulin-containing ophthalmic solution, either alone at the concentrations used or in combination with surface-acting agents, did not result in effective absorption of insulin across the conjunctival and lacrimal nasal mucosa in biologically relevant quantities.
(9) Fractal geometry offers a more accurate description of ocular anatomy and pathology than classical geometry, and provides a new language for posing questions about the complex geometrical patterns that are seen in ophthalmic practice.
(10) HRP-labeled corneal afferent somata were located in the dorsal part of the ophthalmic region of the ipsilateral trigeminal ganglion.
(11) It is emphasized that patients after ophthalmic herpes should be kept under dispensary observation.
(12) All of the patients with ophthalmic manifestations had either bone marrow relapse or central nervous system leukaemia.
(13) Ophthalmic examinations were performed for determining the suitability of seven different types of non-ophthalmic ultrasound equipments for ophthalmological purposes.
(14) Advances of therapeutic strategies in the management of critically ill patients have resulted in an increased life expectancy and more frequent presentations to ophthalmic surgeons.
(15) This was because 71% of the ophthalmic arteries arose from the supero-medial aspect of the ICA, and because there was nothing to intercept the view of the medial aspect of the ICA under the optic nerve.
(16) In order to evaluate Graves' ophthalmopathy new CT parameters have been introduced such as: the diameters of the five extraocular muscles, the value of their addition, the grade of apical crowding, the enlargement of optic nerve sheaths and of the superior ophthalmic vein, and the anterior displacement of the lacrimal gland.
(17) One patient later developed a moderately severe congestive ophthalmopathy, and repeated selective carotid arteriograms showed that the shunt was now draining anteriorly into the superior ophthalmic vein.
(18) The dosimetry of ophthalmic plaques designed to hold iridium-192 or iodine-125 seeds is investigated experimentally and by means of a computer model.
(19) None of the available treatment methods has been fully satisfactory, and every effort should be made to prevent eye lesions in patients with early infection of the ophthalmic branch of the trigeminal nerve.
(20) Illustrative cases are given describing the successful treatment of aneurysms arising at the origin of the ophthalmic artery, within the cavernous sinus, within the sella turcica, and from the vertebrobasilar and the posterior inferior cerebellar arteries ventral to the brain stem.
Optic
Definition:
(a.) The organ of sight; an eye.
(a.) An eyeglass.
(a.) Alt. of Optical
Example Sentences:
(1) Following central retinal artery ligation, infarction of the retinal ganglion cells was reflected by a 97 per cent reduction in the radioactively labeled protein within the optic nerve.
(2) This study examined both the effect of variations in optical fiber tip and in light wavelength on laser-induced hyperthermia in rat brain.
(3) The number of axons displaying peptide-like immunoreactivity within the optic nerve, retinal or cerebral to the crush, and within the optic chiasm gradually decreased after 2-3 months.
(4) Once the normal variations are mastered, appreciation of retinal, choroidal, optic nerve, and vitreal abnormalities is possible.
(5) Chromatolysis and swelling of the cell bodies of cut axons are more prolonged than after optic nerve section and resolve in more central regions of retina first.
(6) CW Nd:YAG light transmitted by fiber optic cable and sapphire crystal was applied transsclerally to the ciliary body of pigmented and albino rabbits.
(7) Unlike results seen in the goldfish optic nerve, injury to the rat optic nerve induced no observable increase in laminin content or change in its distribution.
(8) This is the first report of anterior ischemic optic neuropathy as a result of hemodialysis-associated hypotension.
(9) It is shown that, by comparison of a reacting mixture at chemical equilibrium with a non-reacting but equally composed one, the sum of the mean concentrations of the reaction products can immediately be taken from optical absorption or from interferometric measurements.
(10) A television camera scans the spread through microscope optics; computer and special purpose electronics process the video signals to generate run length histograms.
(11) The purity and configuration of each isomer of the free acid and N-chloroacetylated derivative were ascertained by: (a) paper chromatography in five solvent systems, (b) elemental analysis, (c) Van Slyke nitrous acid determination of alpha-carbonyl carbon, and (d) Van Slyke ninhydrin determination of alpha-carbonyl carbon, and (e) optical rotation.
(12) The optical and oxygen binding properties of the reconstituted myoglobins containing two isomeric monoformyl-monovinylhemins were found to be different.
(13) These images were previously determined by using a recently developed hybrid optical-digital method.
(14) The development of optical fibers capable of transmitting laser energy has encouraged the experimental use of laser irradiation for the treatment of acquired cardiovascular disorders.
(15) This technique is sensitive to the optical anisotropy within the muscle, including that due to intrinsic properties of the protein molecules as well as that due to the regular arrangement of proteins in the surrounding medium.
(16) Patients should be evaluated by perimetry using an appropriate strategy and contrast sensitivity testing, along with careful examination of the optic discs.
(17) Thus, during treatment with ethambutol visually (pattern) evoked potentials may reveal a surprisingly high percentage of subclinical optic neuritis.
(18) The optical efficiencies are similar and depend on the match of the excitation characteristics of the stain with the emission spectra of the light source.
(19) Morphological results demonstrated that 30 Gy irradiated animals showed extensive necrosis primarily in the fimbria, which extended into the internal capsule, optic nerve, hippocampus, and thalamus.
(20) A compact attachment for microscope-type instruments is described enabling to introduce, rapidly and qualitatively, minute biological speciments into melted embedding medium and ensuring the safety of optics.