Abnormal Arm Tone, Cigarette Smoking and Use of Blood Pressure Medication in a Sight Enhancement Clinic Population
There are three pigmented tissues originating from neural crest which frequently degenerate during aging in industrialized societies: the pigmented epithelium of the eye, the substancia nigra of the thalmus and the pigmented cells of the organ of Corti. Each of these tissues once developed does not regenerate following loss. They must last the insults of a lifetime for the elderly to see clearly, hear well, and have smooth coordination. Is degeneration of these tissues interrelated? Are they influenced by common risk factors?
KeywordsHearing Loss Essential Tremor Macular Degeneration Systemic Lead Poisoning Blood Pressure Medication
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- 4.L.P. Rowland: Merritt’s Textbook of Neurology, 7th ed. (Lea & Febiger, Philadelphia 1984)Google Scholar
- 8.P.W. Alberti: Hearing loss: What’s the underlying cause? Diagnosis 3, 31 (1986)Google Scholar
- 10.L. Hyman, F. Ferris, S. Fine, A.M. Lilienfeld, A. Varma: Risk factors in senile macular disease. Invest. Ophthalmol. Vis. Sci. (Suppl.) 22, 69 (1982)Google Scholar
- 19.J.W. Langston, P. Ballard: Parkinsonism induced by 1-methyl- 4-phenyl-l,2,3,6-tetrahydropyridine (MPTP): Implications for treatment and the pathogenesis of Parkinson’s disease. Can. J. Neurol. Sci. 11, 160 (1984)Google Scholar
- 21.U. Spohr, K. Hofmann, W. Steck, J. Harenberg, E. Walter, N. Hengen, J. Augustin, H. Mori, A. Hock, A. Horsch, E. Weber: Evaluation of smoking-induced effects on sympathetic, hemodynamic and metabolic variables with respect to plasma nicotine and COHb levels. Atherosclerosis 33, 271 (1979)PubMedCrossRefGoogle Scholar
- 22.J.L. Hooper, J.D. Mathews: Extensions to multivariate normal models for pedigree analysis, n. Modeling the effect of shared environment in the analysis of variation in blood lead levels. Am. J. Epidemiol. 117, 344 (1983)Google Scholar