Ophthalmic Echography: Proceedings of the 10th Siduo Congress, St. Petersburg Beach, Florida, U.S.A., November 7-10, 1984

ISBN-13: 9789401079884 / Angielski / Miękka / 2011 / 664 str.

K. C. Ossoinig

Spis treści

One: Biometric Ultrasound.- 1. Instrumentation and techniques.- Instrumentation and techniques for biometry.- ‘Simultaneous’ versus ‘successive’ measurement of ocular segments in axial biometry. A statistical study on biometric data from cataractous eyes.- Immersion ultrasonography and axial length measurements: a comparison of errors.- Biometry with the echo-memory of the ophthason A 11 equipment.- The accuracy of ultrasonic biometry of the eye in dependence on the examiner’s skill.- Measuring intraocular lens power within the eye [abstract].- 2. Axial eye length, refraction, and lens implants.- Postoperative computer refraction of implant patients.- Ultrasonic biometry for lens implantation: analysis of systematic errors.- Intraocular lenses: which formula should be used for the mini-computer?.- Individual A-constant determination in IOL power calculation with the SRK-formula.- Biometry of lens implantation in the capsular bag.- A-scan biometry of 1000 cataractous eyes.- Factors in emmetropization.- A biometric study of aniseikonia.- Pseudophakodonesis as a major cause of late corneal and retinal complications in IOL surgery.- Extreme hypermetropia and posterior microphthalmos in three siblings. An oculometric study.- Ultrasonic measurement of fetal eyeball diameter.- An ultrasonic comparison of normal eyes and eyes with ideopathic retinal detachment [abstract].- 3. Pachymetry and measurement of lens thickness.- Optical and acoustical measurement of the corneal thickness. A study on phantoms and living human eyes.- Improved ultrasound pachymetry at corneal mid-periphery.- Ultrasonic measurement of corneal thickness (pachymetry). A comparative study.- Biometric evaluation of the lens in glaucomatous and normal eyes.- 4. Measurement of retinal, choroidal and scleral thickness.- Ultrasonic microbiometry of the eye.- The microscopic biometry of the thickness of the human retina, choroid and sclera by ultrasound.- Standardized A-scan and B-scan in vivo evaluation and measurement of the retino-choroidal layer [abstract].- In vivo study of the human retino-choroidal layers by RF signal analysis. I. Visual echogram interpretation. Part 1: Techniques.- In vivo study of the human retino-choroidal layers by RF signal analysis. I. Visual echogram interpretation. Part 2: Results on choroidal thickness and pulsation under physiological conditions and under tonometry [abstract].- In vivo study of the human retino-choroidal layers by RF signal analysis. II. Automated digital image analysis on the M-scan [abstract].- 5. Measurement of changes during accomodation.- Ultrasonic measurement of transverse lens diameter during accommodation in emmetropic and myopic eyes.- Measurement of accommodative changes in human eyes by means of a high-resolution ultrasonic system.- Echographic findings in accommodation.- Ultrasonic measurements of accommodation in phakic and pseudophakic eyes.- Two: Diagnostic Ultrasound — Intraocular Diseases.- 6. Instrumentation and techniques.- Electronic linear scanning ultrasonic diagnostic equipment in ophthalmology.- Computer-assisted clinical A-mode analysis in ophthalmic ultrasonography.- The clinical application of the new versatile high-powered ophthalmic contact A-, B-scan equipment.- Possibility of ocular tissue differentiation by means of false-color assisted echography.- Three-dimensional display of the ocular region. Improvement of scanning method.- Clinical artifacts in real-time examinations.- Differential diagnosis of intraocular tumors with the echomemory of ophthason A 11.- 7. Vitreo-retinal and choroidal disorders, trauma.- The echographic evaluation of spontaneous vitreous hemorrhage.- Combined echography and fluorophotometry in the detection of vitreous disorders.- Echographic findings in Terson’s syndrome.- Echographic findings after intravitreal silicone injection.- An experimental study of the ultrasonic characteristics of intravitreally injected sodium hyaluronate.- Detached retina versus dense fibrovascular membrane (standardized A-scan and B-scan criteria).- Intraocular cysticercosis: migratory.- Detection of macular disease in patients with opaque media.- Ultrasonographic characteristics of Eales’ disease.- Ophthalmic ultrasound with a real-time small parts scanner.- Tissue characterization by computerized ultrasonic spectral analysis (ocular tissues).- Ultrasonographic evaluation of hemorrhagic choroidal detachments.- Retinal and choroidal blood flow measurement in monkeys using implantable ultrasonic Doppler flow probes.- The ultrasonographic evaluation of severely traumatized eyes.- Detection of posterior ruptures in opaque media.- How to differentiate intraocular air bubbles from intraocular foreign bodies using standardized echography [abstract].- The importance of standardized echography in the assessment of post-surgical choroidal detachments [abstract].- 8. Uveal melanomas and ‘pseudomelanomas’.- Acoustic analysis of the cytologic structure of malignant melanomas with standardized echography.- Is it possible to differentiate histological types of choroidal malignant melanoma with Kretztechnik 7200 MA A-scans?.- Acoustic tissue typing with computerized methods [abstract].- Acoustic tissue differentiation with standardized echography in reference to melanomas and ‘pseudomelanomas’ [abstract].- Use of pulsed Doppler ultrasonography to evaluate blood flow in intraocular melanomas.- Contact and immersion ultrasonography in the evaluation of topography of uveal melanomas.- Ultrasound characteristics of posterior uveal melanomas treated with cobalt plaque radiotherapy.- Uveal melanomas before and after Ruthenium application therapy.- Intraoperative use of ultrasound in the management of choroidal melanomas.- Regression patterns of choroidal malignant melanoma: standardized echography [A-mode] and immersion tomography [B-mode] (a comparative study).- Echographic characteristics of a subpigment epithelial reticulum cell sarcoma.- Non-melanomatous collar-button tumors.- Computerized ultrasonic analysis of uveal malignant melanomas and response to cobalt-60 plaque [abstract].- 9. Retinoblastomas and ‘pseudogliomas’.- Retinoblastoma of the diffused type on the A- and B-scan.- Ultrasonography in the diagnosis of advanced Coats’ disease.- B-scan in retinopathy of prematurity (ROP).- B-scan ultrasonographic findings in eyes with the rush-type of active retinopathy of prematurity (ROP).- The acoustic differentiation of retinoblastoma and various other causes of leukokoria [abstract].- Ancillary diagnostic testing in the differentiation of retinoblastoma and advanced Coats’ disease [abstract].- The echographic diagnosis of non-calcified retinoblastoma [abstract].- Three: Diagnostic Ultrasound — Orbital and Periorbital Diseases.- 10. Orbital and periorbital tumors.- Standardized echography of the orbit (review).- The accuracy of ultrasonic and other methods in orbital diagnosis demonstrated on selected pathological cases.- Ultrasound diagnoses of orbital masses and intraocular tumors.- Orbital dermoid cysts.- Orbital malignant melanoma with ipsilateral intraocular pathology.- Differential diagnosis of orbital neurolemmoma (schwannoma) with standardized echography.- An unusual periorbital pathology: the neuroma. Clinical-surgical and anatomical-pathological aspects.- Orbital aerocele [abstract].- 11. Orbital inflammation.- Ultrasonographic and clinical characteristics of orbital pseudotumors.- Retrobulbar pseudotumor with ultrasonically ‘empty orbit’.- Echographic diagnosis of posterior scleritis.- Standardized echography in orbital myositis [abstract].- 12. Vascular disorders.- Standardized echography in C.C. fistulas.- Superior ophthalmic vein thrombosis — an echographic diagnosis.- Results of ophthalmodynamometry and directional Doppler ultrasound in ophthalmic diseases.- 13. Lacrimal-system disorders.- Echographical diagnosis of lacrimal sac tumors.- Echography in the lacrimal apparatus diagnosis.- 14. Graves’ disease.- Standardized echography in Graves’ disease.- Echographic criteria of endocrine exophthalmos.- Early detection of compressive optic neuropathy in Graves’ disease with standardized A-scan [abstract].- 15. Optic-nerve disorders.- The echographic measurement and differential diagnosis of optic nerve lesions.- Experimental studies on the display of the optic nerve.- The correlation between endocranial pressure and optic nerve diameter: an ultrasonographic study.- Echographic examination of the optic nerve and its meninges in the diagnosis of pseudotumor cerebri.- Optic nerve evaluation by echography and computerized tomography in patients with optic disc drusen.- Appendix: Therapeutic Ultrasound.- Ultrasonic treatment of choroidal detachment.- Index of Subjects.