[[Icterus]] refers to the staining of tissues by bilirubin pigment or bilirubin complexes, a phenomenon that is clinically evident on examination of the sclera and mucous membranes. | [[Icterus]] refers to the staining of tissues by bilirubin pigment or bilirubin complexes, a phenomenon that is clinically evident on examination of the sclera and mucous membranes. |