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Biomedical subjects

H G Scheie

Publications and source records attributed to H G Scheie.

16 recordsLinked to original sources

Senile entropion: modified Schimek operation.

Senile entropion is a common cause of ocular discomfort. Medical treatment is ineffective for it and a definitive operation generally is required. Many surgical procedures are available, but most of them are not effective. The operation described in this paper was devised by one of us (H.G.S.) 9 years ago, employing a modification of the Schimek procedure. It has the advantage, however, of fixation of the sutures to the periosteum of the lateral orbital rim and thus provides firm support for the lid septum. The operation is simple, safe, and takes little more. Even if entropion recurs, the operation can be repeated with no damage to the lid.

Aged

Aphakic glaucoma.

The cause of aphakic glaucoma should always be determined because treatment must be directed towards the aetiological mechanism. We have defined early aphakic glaucoma as that occurring within the first 6 postoperative weeks and late aphakic glaucoma as occurring at any later time. Of the various causes of glaucoma in each category, among the most serious and challenging to treat are pupillary block and angle closure. These emanate from postoperative shallow or empty anterior chambers which are associated with wound fistula, choroidal detachment, or a combination of both. Other mechanisms producing aphakic glaucoma are inflammation, alpha chymotrypsin, epithelial downgrowth, and iris cysts. Pressure elevation unrelated to aphakic glaucoma may also result from intraocular tumours, recurrence of glaucoma secondary to uveitis, and undiagnosed preexisting primary glaucoma.

Aphakia, Postcataract

Management of persistent filtering cicatrix following cataract extraction.

We used a safe and simple surgical technique in the management of persistent filtering cicatrices after cataract extraction. The edematous, friable filtering cicatrix was excised entirely and a healthy fornix-based conjunctival flap was sutured over the fistula. Invariably, the fistula was very small, usually only large enough to admit a 27-gauge needle. Of the 27 eyes treated with this technique, there were two failures, but no other complications.

Aged

[Surgical therapy for glaucoma (author's transl)].

The various of primary glaucoma are described in the form of an atlas with regard to their anatomy and treatment after a basic treatment of the gonioscopic conditions. The single illustrations show the chamber angle in the various possibilities of the course of narrow-angle glaucoma (interval or pre-glaucoma, acute congestive glaucoma and chronic congestive glaucoma) and the appropriate medical and surgical suggestions for therapy. In the same way the special anatomical points of the anterior segment in wide-angle glaucoma and its therapy are described pictorially.

Atlases as Topic

Inverted follicular keratosis clinically mimicking malignant melanoma.

A 70-year-old man had a rapid growth of a pigmented eyelid lesion, previously stationary for at least 50 years. Because of the suspicion of malignant melanoma, the lesion which resembled a cutaneous horn was excised. Histologic examination demonstrated a benign epithelial tumor, inverted follicular keratosis.

Aged

Essential iris atrophy. Report of a case.

The clinicopathologic findings in an eye from a 40-year-old man with essential iris atrophy are reported. Noteworthy is the proliferation of corneal endothelium and a laying down of a new Descemet (cuticular) membrane over the trabecular meshwork and in areas of anterior peripheral synechiae formation over the pseudoangle. The histologic characteristics favor a vascular cause for the condition, but the evidence is circumstantial.

Adolescent

Endothelialization of filtering bleb in iris nevus syndrome.

Late failure of a filtering cicatrix occurred in a patient who had had surgery to control the glaucoma associated with the iris nevus syndrome (Cogan-Reese). The internal surface of the filtration site, as well as the anterior chamber angle, proved to be lined by corneal endothelium that had laid down a new, thick basement membrane (Descemet). The new endothelium-basement membrane probably obstructed the flow of aqueous into the bleb. Endothelialization of a filtering bleb is not unique to the iris nevus syndrome; other causes are discussed.

Corneal Diseases

Rubeosis in Fuchs heterochromic iridocyclitis.

A patient had Fuchs heterochromic iridocyclitis of approximately 17 years' duration. Histologically, keratic precipitates, iris atrophy, rubeosis iridis, discontinuous rubeosis of the anterior chamber angle, a chronic nongranulomatous iridocyclitis, and trabeculitis were noted. The cause of the glaucoma probably is a combination of rubeosis of the anterior chamber angle and trabeculitis.

Anterior Chamber

Iris nevus (Cogan-Reese) syndrome. A cause of unilateral glaucoma.

Fourteen patients (ten women, four men) with iris nevus (Cogan-Reese) syndrome, all having unilateral glaucoma, were studied clinically. Many had corneal edema, and all had changes in the iris consisting of one or more of the following: iris whorls or nodules or both, atrophy of iris stroma, heterochromia (the darker iris usually involved), or ectropion uveae. All had peripheral anterior synechias. Material for histological study was available from ten patients and showed a nonmalignant diffuse nevus of the anterior surface of the iris. An overgrowth of endothelium and Descemet membrane extending onto the iris surface may be a characteristic part of the process. Patients tended to be women in middle age. Conservative treatment avoiding enucleation is advised. Whenever a patient with suspected iris nevus syndrome or essential iris atrophy is subjected to glaucoma surgery, a biopsy specimen of the iris should be obtained for histological study.

Adolescent

The importance and accuracy of the water drinking test and tonography.

The water drinking test was performed on 122 glaucoma suspect patients using the standardized Schiotz tonometer and Goldmann applanation tonometer. Additionally, the tonography was performed on 12 glaucoma suspect patients before the water test and on 69 glaucoma suspect patients after the water test. Our results showed that the most accurate test is the applanation water test. However, the accuracy of tonography was also increased if the tonography was performed after the water drinking test. The evaluation of the water drinking test only by Schiotz tonometer was not satisfactory. By using the applanation tonometry the sensitivity of the water test could be improved by 70%.

Drinking