William Henry Battle
William Henry Battle (1855–1936) English surgeon. Battle sign, postauricular (mastoid) ecchymosis fracture of the base of the skull (BOS).
Tag Mastoid ecchymosis
Battle Sign
Postauricular ecchymosis (bruising over the mastoid process) reflecting a base of skull fracture. Described by William Henry Battle (1855 – 1936) in 1890