頭蓋 ずがい ない損傷 そんしょうでしょう
zugai nai sonshōdeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 頭蓋内損傷

1. Likely a head injury.; Probably a traumatic brain injury.

Polite
Presumptive
Conjecture