Down syndrome | Tourette syndrome | Asperger syndrome | Marfan syndrome | Down Syndrome | Turner syndrome | Down's syndrome | Asperger's syndrome | XXXX | Williams syndrome | Stockholm syndrome | Severe acute respiratory syndrome | Rett syndrome | Irukandji syndrome | Chronic fatigue syndrome | Wiskott–Aldrich syndrome protein | Tourette Syndrome Association | syndrome | severe acute respiratory syndrome | Premenstrual syndrome | Le syndrome de Peter Pan | Alport syndrome | XXXX Gold | Usher syndrome | The China Syndrome | Sudden Infant Death Syndrome | Stockholm Syndrome (band) | Stockholm Syndrome | Stickler syndrome | Stevens–Johnson syndrome |
Although rarely seen with autosomes, sex chromosome tetrasomy and pentasomy have been reported in humans, including XXXX, XXYY, XXXXX, XXXXY and XYYYY.