BURNHAM S. WALKER, M.D.; REGINALD FITZ, M.D., F.A.C.P.
Three years ago at the Robert Dawson Evans Memorial, one of us (B. S. W.) adapted for determination of iron in whole blood the Wong1 method using the photoelectric colorimeter of Evelyn.2 Since then we have used this method almost as a routine in studying cases admitted to the hospital.
The following procedure is used: into a 100 c.c. volumetric flask the following are successively pipetted:
1 c.c. blood
4 c.c. concentrated sulfuric acid
4 c.c. saturated aqueous solution of potassium persulfate.
The mixture is shaken and allowed to cool. Distilled water is added until the flask is approximately half
WALKER BS, FITZ R. CLINICAL OBSERVATIONS ON BLOOD IRON1. Ann Intern Med. ;14:263–276. doi: 10.7326/0003-4819-14-2-263
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Published: Ann Intern Med. 1940;14(2):263-276.
CNS Infections, Hospital Medicine, Infectious Disease, Neurology, Prevention/Screening.
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