Argininosuccinic aciduria is a rare, inherited metabolic disorder that makes it hard for the body to clear ammonia—the waste product that forms when we break ...
Argentine hemorrhagic fever (AHF) is a serious viral illness caused by the Junín virus (a New World arenavirus). People usually get it after contact with ...
AREDYLD syndrome is an extremely rare genetic condition first described in medical journals in 1983. The name tells you the main parts: “acral” (hands and ...
AREDYLD stands for Acral-Renal-Ectodermal-Dysplasia-Lipoatrophic-Diabetes. It is an extremely rare genetic condition reported only in a handful of people ...
Arachnoiditis means the thin middle lining around your spinal cord—the arachnoid membrane—gets inflamed. This lining normally protects the nerves and lets ...
Chronic arachnoiditis means long-lasting inflammation and scarring of the arachnoid, a thin covering around the spinal cord and nerve roots. Over time, the ...
Adhesive arachnoiditis is a long-lasting inflammation and scarring problem of the arachnoid—the thin, spider-web-like layer that covers your spinal cord and ...
Arachnoiditis is long-lasting inflammation of the arachnoid membrane, which is one of the thin coverings that protect the spinal cord and spinal nerves. When ...
An arachnoid cyst is a pocket (sac) filled with clear fluid that looks and behaves like cerebrospinal fluid (CSF), the liquid that cushions the brain and ...
De Die–Smulders–Vles–Fryns syndrome is an extremely rare congenital (present at birth) disorder first described in 1993 in two unrelated girls who shared the ...
Arachnodactyly-intellectual disability-dysmorphism syndrome (AIDD) is an ultra-rare genetic condition. People with AIDD often have long, thin fingers and toes ...
Kosztolányi syndrome (also called Arachnodactyly–Abnormal Ossification–Intellectual Disability syndrome) is a very rare genetic condition first described in ...
Arachnodactyly-abnormal ossification-intellectual disability syndrome is an ultra-rare, congenital (present at birth) condition. Children have very long, ...
Transient Reactive Papulotranslucent Acrokeratoderma (TRPA)—also called aquagenic wrinkling of the palms, aquagenic syringeal acrokeratoderma, or aquagenic ...
Aquagenic wrinkling of the palms is a skin condition where the skin of your palms turns pale, swollen, and very wrinkled within a few minutes after touching ...
Aquagenic syringeal acrokeratoderma (ASA) is a rare skin condition. After a few minutes of touching water, small white, puffy, flat-topped bumps and soggy ...
Aquagenic keratoderma is a rare skin condition in which the skin of the palms (and sometimes soles) becomes swollen, pale-white, and wrinkled within minutes of ...
Aquagenic palmoplantar keratoderma is a rare skin condition where the skin of the palms (and sometimes the soles) becomes very wrinkled, puffy, pale/white or ...
Aprosencephaly–cerebellar dysgenesis (ACD) is a very rare, severe brain malformation present from early pregnancy. In ACD, the baby’s forebrain ...
Vermiform appendix adenocarcinoma is a cancer that starts in the lining cells of the appendix, a thin, finger-like pouch attached to the first part of the ...
