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Part one deals with the sources of intracranial hemorrhages occurring at birth as coming from (1) the small tentorial vessels, (2) vena magna galeni, which may rupture as the result of distortion during the molding of the head, (3) cerebral veins, namely, the superior longitudinal sinus, (4) in the severe types, from injuries of the superior longitudinal sinus, transverse sinus and straight sinus, (5) but rarely from injury to the choroidal veins, which occurs only in stillborn premature infants.
The author says further that hemorrhage is never extradural, unless associated with fracture of the skull. He also emphasizes the fact that an important contributing cause of intracranial hemorrhage is prematurity. In this connection he quotes authorities who state that intracranial bleeding occurs sixteen times more frequently in premature than in full-term infants. The cutaneous vessels of premature infants are much more fragile. The skin of mature babies will withstand a
Birth Injuries of the Central Nervous System.. Arch Intern Med (Chic). 1927;40(4):573-574. doi:10.1001/archinte.1927.00130100177014