Summarization Definition: serum total bilirubin (STB) > 34µmol/L, causing a yellow color of skin, sclera and tissue fluid Latent icterus: an increase of STB but not more than 34µmol/L, without color changes of skin and sclera False jaundice: yellow skin and sclera but without hyperbilirubinemia, due to ingestion of some drugs and foods