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The criterion for the diagnosis of scurvy had been, until recently, the appearance of the symptoms of scurvy. As a result of the experimental work in vitamin C, three new diagnostic procedures have now come into use: the capillary resistance test, the concentration of vitamin C in the blood and the urinary excretion of vitamin C.1, 2, 3, 4, 5 There is still some controversy as to the value of capillary resistance tests as an index of vitamin C deficiency. We have studied the capillary resistance of 25 young normal adults by the Dalldorf method5 and found no definite relation
THE RESPONSE TO THE FEEDING OF CEVITAMIC ACID IN NORMAL AND DEFICIENT SUBJECTS AS MEASURED BY A VITAMIN C EXCRETORY TEST1. Ann Intern Med. ;11:1996–2006. doi: 10.1059/0003-4819-11-11-1996
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Published: Ann Intern Med. 1938;11(11):1996-2006.
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