Document 6RE7xaMbXjKyyRLM4gjyYokdo

) t. 5` Required s Le-o. u Sr* Ralph C. Scott Fisher Body Division 4726 Smith Rd. Cincinnati 12, Ohio 1.T-r.?'p Dear DrScott: " I examined January 17 and Found him very uchinproved ; . / and in ay opinion quite able to cork* He is still anewlcf the eryfchro^,. ; , cyte count is 4,150,000 per oubio millimeter of blood The hemoglobin ' la 12.5 g,j6. The packed cell volume ia 36% cells. There were 80 i .i , stippled cells permillion erythrocytes. Of interest ia thefact that, ' ^ the urine coproporphyrin IIl^As 2.2 mg. per liter.u: v I think the value of determining the urine coproporphyrin will prove to be in providing rather specific objective evidence of the lead poisoning. We will not be able to use that test as indicating disability any ore V than we can use the blood or urine lead test for that purpose. However, it is possible that it may prove valuable as a screening test for re- V , moving aen from exposure before incapacitating symptoms'occur. Asyet *' no one, as far as X know, has had the necessary experience with this test to use it for this purpose. fV X would like to see Mr4flHBagaln io two weeks to make sure that he has maintained his improvement despite the failure of the coproporphyrins to return to the normal range. ;\ <* ' Sincerely yours, , Henry W. Ryder, M. D. A'--: HXRlSR i . K B 0005183 * ;,1+TJiWivi''\ ! V- -u.::U, iIP ....... . ..v-V' t ir S 7267 m w.