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February 1967

Pulmonary Hemorrhage in the Newborn

Author Affiliations

From the departments of pediatrics and pathology, the Children's Hospital, University of Cincinnati College of Medicine.

Am J Dis Child. 1967;113(2):255-262. doi:10.1001/archpedi.1967.02090170119014

A RELATIVELY neglected factor, which in the newly born may be responsible for adverse pulmonary symptoms, has been pulmonary hemorrhage. Although well recognized, at least as an autopsy finding, the systematic studies of Ahvenainen1,2 have stood until very recently as the only significant contributions to the subject.3,4 Much remains to be understood about pulmonary hemorrhage, if only to define its interrelationships. The purpose of this paper is to demonstrate and to explain, when possible, meaningful relationships between significant pulmonary hemorrhage and other findings in the neonatal autopsy.

Material and Methods  The autopsies of all infants who had died within the first two weeks of life at the Cincinnati Children's Hospital were reviewed, yielding records of 322 infants which could be satisfactorily evaluated. An additional 22 infants were excluded either because permission had not been granted for examination of the brain, or because the available material was inadequate. The

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