Translation of "skavank" into English

Så I erklærer jer ikke skyldig grundet psykisk lidelse eller skavank?

You're pleading not guilty by reason of mental disease or defect.

Denne „torn“ kan have været en eller anden fysisk skavank, måske en øjenlidelse.

Likely, the “thorn” was some kind of physical infirmity, perhaps involving his eyesight.