Biomedical subjects
Publications and source records attributed to W D Röhr.
A 26 year old patient with a LeFort III fracture after an automobile accident exhibited bilateral luxation of the globes. An avulsio imcompleta with an evulsion of the optic nerve posteriorly was noted on his right eye and an avulsio incompleta with evulsion of the optic nerve anteriorly was seen on his left eye as a cause for the luxation. The said locations may represent predilection sites for an evulsion of the optic nerve.
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The author reports on a technical modification of Author's phase-difference haploscope. Through the employment of a varioobjective pictures of size variation ranging from +60 percent to -30 percent could be continually used for the measurement of aniseikonia. Through this the range of fusion of patients with aniseikonia could be measured under conditions of aniseikonia. The importance of the variation of the size of pictures for the measurement of range of fusion in strabismus is pointed out.
A patient with pheochromocytoma of the adrenal gland which produced a severe pfropfgestosis is described. The course of disease over more than 1 1/2 years after successful operation is shown by a detailed photographic documentation. The case is discussed in relation with the literatur of ocular changes by pheochromocytoma and by gestosis as well as the clinical findings in the combination of pheochromocytoma and gestosis and a short description of the clinical signs of pheochromocytoma.