also: ずけっしゅ
noun
cephalhematoma; cephalohematoma
Medical term for a subperiosteal hemorrhage in a newborn's skull, often caused by birth trauma.
新生児の頭血腫は通常、数週間で自然に吸収される。
A newborn's cephalhematoma usually resolves spontaneously within a few weeks.
Compound of 頭 (tō, 'head') + 血腫 (kesshu, 'hematoma'). The reading ずけっしゅ uses the kun'yomi ず for 頭.