The use of eye pads after cataract surgery.
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Biomedical subjects
Publications and source records attributed to E F Carpel.
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An apparently unique type of corneal nodular keratopathy is presented. The keratopathy was characterized by large, circumferentially bilaterally located, cystic nodules just inside the limbus. No epithelial cell or collagenous degeneration nor evidence of chronic inflammatory process was found on histopathologic examination of a biopsy of a nodule. Proteinaceous material was present between the epithelial cell basement membrane and collagenous stroma. There was no antecedent history of keratitis or uveitis. The patient was known to have inflammatory bowel disease (regional ileitis) and rheumatoid arthritis with ankylosing spondylitis. However, the corneal lesions could not definitely be associated with any of these disorders. This case does not correspond with any previously described corneal disorders. We have termed it circumferential nodulocystic keratopathy, which best describes its clinical and histologic features.
The records of 100 patients who had cataract surgery were reviewed to compare preoperative potential acuity meter (PAM) results with postoperative visual acuity. A PAM acuity was obtainable in 95 patients. In 82 of the 95 patients (86%), the PAM levels were within three lines of the outcome. Potential acuity meter results substantially lower (less than or equal to four Snellen lines) than outcome generally occurred when posterior subcapsular (PSC) or PSC plus diffuse cortical or nuclear changes were present. We believe that the PAM projection can usually go around or through the nuclear sclerosis to give an accurate prediction. However, with PSC or mixed type, one may not always find a window in the cataract. Also, PSC or diffuse cortical cataracts may be particularly disruptive to the paracentral diffracted light that is an important factor in PAM acuity.
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A lightweight, malleable surgical drape support attaches to the patient's forehead by sterile tape strips and rests comfortably over the patient's nose. It keeps the surgical drape from occluding the nasal and oral airway of the patient, allowing for comfort as well as observation during an ophthalmic surgical procedure performed under local anesthesia. It is sterilizeable and compact and thus does not impede the surgeon or assistant during microsurgical procedures.
A 6-year-old boy with a visual acuity of 6/30 (20/100) in each eye had a diffuse corneal epithelial disruption that was most severe in the interpalpebral area. Corneal anesthesia was demonstrated with the Cochet-Bonnet aesthesiometer. Artificial tears, lubricant ointments, and taping of the eyelids were unsuccessful in ameliorating the problem. The use of therapeutic soft contact lenses provided visual acuity of R.E.: 6/12 (20/40), and L.E.: 6/6 (20/20), and arrested the epithelial breakdown. The contact lenses were discontinued after one year, and the corneal epithelium remained intact. Once the cycle of recurrent epithelial breakdown in congenital corneal anesthesia is interrupted for a prolonged period of time, one can expect a continued remission when therapeutic measures are discontinued. With early recognition and treatment of this disorder, corneal scarring can be avoided.
A family of ten individuals aged 18 months to 75 years had biomicroscopic findings consisting of large, amorphous, sheet-like opacifications of the posterior stroma and Descemet's membrane, and alterations of the endothelium. A uniform thinning of the cornea was present. These findings do not conform to previously described corneal dystrophies. The condition appears minimally progressive and the three-generation pedigree indicated an autosomal-dominant inheritance pattern.
Three sisters, aged 14 to 25 years, showed ophthalmoscopic findings typical for fundus flavimaculatus with atrophic macular disturbances. Examination of all surviving family members did not disclose any additional affected persons. This four-generation pedigree indicated an autosomal recessive inheritance pattern.
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