GEORGE MATULA, M.D.; MITZI RAAS, B.A.
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To the editor: The report of Lauter and associates (Ann Intern Med 79:59-62, 1973), that the nitroblue tetrazolium dye test was positive in 16 patients with myocardial infarction and 1 with pulmonary emboli, is contrary to our experience. We have found the test to be negative in 45 patients with myocardial infarction and in 24 patients with pulmonary emboli.
A probable explanation for this discrepancy is represented in Table 1, which compares results in blood samples collected by two methods. The tests were done by the two methods simultaneously in each subject and the slides were coded for reading. Other
MATULA G, RAAS M. Nitroblue Tetrazolium Dye Test. Ann Intern Med. ;79:758–759. doi: 10.7326/0003-4819-79-5-758
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Published: Ann Intern Med. 1973;79(5):758-759.
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