Document jBYE7r9ev0OaVRRDjK2XyONgZ

i UNIVERSITY HOSPITAL DEPARTMENT OF INTERNAL MEDICINE CYRUS C. ST U R GIS, M .D ., P ROFESSOR OF MEDICINE UNIVERSITY OF MICHIGAN ANN ARBOR November 1 4 , 1339 FILE NO. Dr . Ro b e r t A. Xehoe On iv e r s it j7 o f Cin cin n a ti Co lle g e o f Medicin e C in c i n n a t i, Oh io Dea r Do ct o r Xe h o e : In one o f yo u r p u b lic a t io n s in t h e Jo u r n a l o f I n d u s t r i a l Hygie n e i n 193", you r e p o r t e d t h e u r in a r y e x c r e t io n o f le a d o f two s u b je c t s fo llo w in g r e m o va l fr om e xp o s u r e . The u r in a r y e x c r e t io n o f le a d in t h e s e s u b je c t s returned to w ith in the normal r an ge in a com p ar atively sh o r t t im e . I wonder i f you h a ve an y s u b s e q u e n t o b s e r v a t io n s on t h e u r in a r y e x c r e t io n s o f le a d a ft e r wi t h d r avr al fr om e xp o s u r e . I am in t e r e s t e d b e ca u s e I h a ve a p a t ie n t 'who s t i l l h a s a r a t h e r h igh u r in a r y e xcr e t io n and a h igh blood le v e l o f le a d fo u r ye a r s a ft e r any known e xp o s u r e . H is s t o r a ge o f le a d may h ave b ee n u n u su a lly h ig h , b ecau se he r e tu r n e d to work fo llo w in g h is f i r s t ep isod e o f what was c a lle d le a d p o iso n in g end had a second e p i sod e w it h sym ptom s, which, a s we g e t t h e h i s t o r y , m igh t b e com p a t ib le w ith le a d en cep h alop ath y. Th an kin g you fo r any a s s is t a n c e w h ich you may be to m e, I am ' Iit/ r r . , Tp . 1 1 -1 5 -3 9 Sin ce r e ly you r s, y /,'3Lk / He n r y F i e l d , J r . , ,M.D. KE 0015538