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Biomedical subjects

K Hommer

Publications and source records attributed to K Hommer.

At least 19 recordsLinked to original sources

["Diabetic" proliferative retinopathy and nodular glomerulosclerosis without diabetes mellitus].

A 65-year-old woman of normal weight, hospitalized because of pleuritis, was found to have chronic renal failure (creatinine clearance 20 ml/min). Renal biopsy (light and electron-microscopy) revealed nodular glomerulosclerosis (Kimmerstiel-Wilson disease), described as a diabetes-specific renal change. Fundoscopy discovered bilateral proliferative retinopathy as seen in diabetes. But oral and intravenous glucose tolerance tests were normal, excluding a manifest diabetic metabolic disorder. No other cause of the glomerulosclerosis (such as amyloidosis or multiple myeloma) was found. The patient had been overweight for a time when younger, reversed by dieting. It is suggested that the "diabetic" changes in the kidneys and eyes without diabetes could be the result of a transitory disorder of glucose tolerance during the period of obesity.

Aged↗

[General anesthesia in eye operations (author's transl)].

This retrospective study reports on ten years' experience of general anesthesia in ophthalmosurgery (4080 cases) at the General Hospital in Linz, Austria. The majority of patients in ophthalmosurgery are infants, children and geriatric patients confronting the anesthesiologist with specific problems. Anesthesiologic techniques and complications are discussed. Cooperation and continuous qualified anesthesiologic care are essential for good results. In bulb-opening procedures Valium-Neuroleptanalgesia is preferred, as it involves less stress, especially for the geriatric patient, and insures optimal operating conditions for the ophthalmologist. In the Linz General Hospital general anesthesia has become the method of choice in eye surgery.

Adolescent↗

[The hereditary factor as a criterion for the classification of stationary congenital night blindness (author's transl)].

The night-blind subject examined in 1952 by Schubert and Bornschein was reexamined electrophysiologically. All findings were unchanged. Normal a, d and g-waves in the ERG indicated undisturbed receptor function. Fast and slow oscillations of the EOG were normal. The subjective darkness-adaptation curve revealed minimal scotopic function after the 14th min of adaptation. The significance of clinical and electrophysiological findings for the classification of stationary congenital night blindness is discussed. The hereditary factor appears to be the most preferable criterion for the classification of stationary congenital night blindness.

Dark Adaptation↗

[Occlusion of the central retinal artery following injection of embolizing material (author's transl)].

The injection of a suspension of hydrocortisone into a keloidal scar of the nose of a 72 year-old man and of a foamy solution of hydroxypolyethoxydodecane into a little haemangioma situated above the right eyebrow of a 29 year-old woman was followed by sudden blindness of the homolateral eye in each case. This is basically explained by the involuntary injection of embolizing material into the anastomoses between the external and internal carotid arteries within the orbit. Therefore, the injection of embolizing material into the skin of the face should be avoided.

Adult↗