noun
skull deformation; cranial deformation
Medical term referring to abnormal shape of the skull, either congenital or acquired.
頭蓋変形は、胎児期の圧迫や遺伝的要因で起こることがある。
Skull deformation can occur due to fetal compression or genetic factors.
この症例では、頭蓋変形が明らかに認められた。
In this case, cranial deformation was clearly observed.
Compound of 頭蓋 (とうがい, 'skull') and 変形 (へんけい, 'deformation'). The exact historical derivation is uncertain; the spelling is conventionally associated with the medical meaning.