Aromatase excess syndrome (AES or AEXS), also sometimes referred to as familial hyperestrogenism or familial gynecomastia, is a rare genetic and endocrine syndrome which is characterized by an overexpression

Antiphospholipid syndrome or antiphospholipid antibody syndrome (APS or APLS), is an autoimmune, hypercoagulable state caused by antiphospholipid antibodies. APS provokes blood clots (thrombosis) in both

Andersen–Tawil syndrome, also called Andersen syndrome and Long QT syndrome 7, is a form of long QT syndrome.[1] It is a rare genetic disorder, and is inherited in an autosomal dominant pattern and predisposes

Alopecia contractures dwarfism mental retardation syndrome or (ACD mental retardation syndrome) is a developmental disorder which causes mainly baldness and dwarfism in combination with intellectual

Albinism–deafness syndrome (also known as "Woolf syndrome" and "Ziprkowski–Margolis syndrome") is a condition characterized by congenital neural deafness and a severe or extreme

Adult-onset immunodeficiency syndrome is a provisional name for a newly diagnosed immunodeficiency illness. The name is proposed in the first public study to identify the syndrome.[1] It appears to be

Stokes–Adams syndrome (alternative eponyms include Adams–Stokes syndrome, Gerbezius–Morgagni–Adams–Stokes syndrome and Gerbec–Morgagni–Adams–Stokes syndrome)[1] is a periodic fainting spell in which there