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and by the use of heat, employing espe cially the newer methods. In type 2, these methods would be expected a priori to be relatively ineffective, and the underlying vascular disease must be combated. Inmost cases the results would be disappointing except in some syphilitic cases and possi bly a few diabetic cases. In the treatment of the vascular disease of hypertension, especially, sodium hyposulphate in the form of sulfactol might be found worthy of further trial.
Discussion. Dr. A. D. Prangen said it is important to see that the patient has a thorough physical, and possibly a neurological, examination in a search for all the possible factors which might be causing the headaches. In cases of chronic headache of doubtful origin it seems best that some one consultant be made a sort of clearing house for all the clinical data and that he make an attempt to put the various component parts of the clini cal picture together in an attempt to es Dr. Robert von der Heydt congratu tablish a diagnosis. lated Dr. Klien particularly on her artistic Dr. A. D. Ruedemann in answering and beautiful fundus drawings. He asked Dr. Fink regarding children and their about the possible inclusion of congenital headaches said the child himself must be cases of massive glial proliferation. These considered. He may belong to a social are sometimes hemorrhagic in origin. group in which headaches are common Dr. Bertha Klien said the first type is or he may come from more or less in much more apt to lead to retinal detach ferior stock. Such a child comes in con ment than the second, because of the tact with normal individuals and is ex large amount of connective tissue, which pected by his parents to carry on as a has a tendency to shrink with age. The normal child. W e must remember that second type, being more vascular, does not headache is foreign to the child as he shrink so much, and its origin at the nerve starts out in life and someone must im head prevents early traction on the retina. part to him the idea of headache. In answer to Dr. Goldenburg, she said George E. McGeary, that this subject had not been investigated Secretary. from the hematologic point of view. Pos sibly alteration of the blood itself, as in COLLEGE O F PHYSICIANS O F polycythemia vera, which occasionally is PHILADELPHIA known to cause an occlusion of the cen tral retinal vein or its branches, might SECTION ON OPHTHALMOLOGY lead to vascular anastomosis and thus to March, 1938 the second type of retinitis proliferans. DR. ALEXANDER G. FEWELL, chairman Robert von der Heydt. T H E USE OF PAREDRINE IN CYCLOPLEGIA
MINNESOTA ACADEMY O F OPHTHALMOLOGY A N D OTOLARYNGOLOGY SECTION ON OPHTHALMOLOGY
March 11, 1938 DR. WALTER CAMP, president HEADACHES OF OCULAR ORIGIN
DR. A. D. RUEDEMANN of Cleveland
gave a talk on this subject.
DR. I. S. TASSMAN read a paper on this subject which was published in this Journal (August, 1938). Discussion. Dr. Sidney L. Olsho said that in his office homatropine-refraction cases he has heretofore employed ten in stillations at ten-minute intervals. The frequency was to make certain of a thor oughly reliable cycloplegic effect. As rec ommended by Beach, he had, during the past several weeks, instilled one drop in