吐はきダコ

noun

Russell's sign; bulimic calluses on the hand

Medical term for calluses on the knuckles or back of the hand caused by repeatedly inducing vomiting, often associated with bulimia nervosa.

• 吐はきダコは、摂せっ食しょく障しょう害がいの身しん体たい的てきな兆ちょう候こうの一ひとつとして知しられている。

  Russell's sign is known as one of the physical signs of eating disorders.