J. B. CAREY, M.D., F.A.C.P.; J. C. LITZENBERG, M.D., F.A.C.S.
Virchow spoke of a physiologic leukocytosis of pregnancy, and by the weight of his authority the assumption was given validity, repeated in textbooks, but as far as can be found out, never very seriously investigated. De Lee1 elaborates the idea by stating that during pregnancy, from the first few months, there is a decrease of the red blood cells and an increase of the white blood cells, the latter out of proportion to the former yet seldom exceeding 15,000; that the younger forms increase so that the blood of pregnancy resembles that in an acute infectious disease, and further that
CAREY JB, LITZENBERG JC. TOTAL LEUKOCYTE COUNTS IN HUMAN BLOOD DURING PREGNANCY1. Ann Intern Med. ;10:25–29. doi: 10.7326/0003-4819-10-1-25
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Published: Ann Intern Med. 1936;10(1):25-29.
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