Autoimmune limbic encephalitis is a rare neurological disorder caused by an autoimmune reaction in which the body's immune system mistakenly attacks healthy cells in the brain. Symptoms of autoimmune limbic encephalitis can include seizures, confu...

Autoimmune lymphoproliferative syndrome (ALPS) is a rare inherited disorder of the immune system. It is characterized by an overproduction of white blood cells, which can lead to enlarged lymph nodes, spleen, and liver. ALPS can also cause autoimm...

Autoimmune lymphoproliferative syndrome due to CTLA4 haploinsuffiency (ALPS-CTLA4) is a rare, inherited disorder that affects the immune system. It is caused by a mutation in the CTLA4 gene, which is responsible for producing a protein called cyto...

Autoimmune lymphoproliferative syndrome (ALPS) with recurrent viral infections is a rare genetic disorder that affects the immune system. It is characterized by an overactive immune system, which leads to an increased production of white blood cel...

Autoimmune pancreatitis type 1 (AIP1) is a rare form of chronic pancreatitis caused by an autoimmune reaction. It is characterized by inflammation of the pancreas, which can lead to abdominal pain, weight loss, and jaundice. AIP1 is often associat...

Autoimmune pancreatitis type 2 (AIP2) is a rare form of chronic pancreatitis caused by an autoimmune reaction. It is characterized by inflammation of the pancreas, which can lead to abdominal pain, weight loss, and jaundice. AIP2 is often associat...

Autoimmune Polyendocrine Syndrome Type II (APS-II) is a rare, inherited disorder that affects the endocrine system. It is characterized by the presence of two or more autoimmune diseases, such as Addison's disease, hypoparathyroidism, and/or type ...

Autoimmune polyendocrinopathy type 2 (APECED) is a rare, inherited autoimmune disorder that affects multiple endocrine glands. It is characterized by the presence of autoantibodies against the body's own tissues, leading to the destruction of the ...

Autoimmune polyendocrinopathy type 3 (APECED) is a rare, inherited autoimmune disorder that affects multiple endocrine glands. It is characterized by the presence of autoantibodies against the body's own tissues, leading to the destruction of the ...

Autoimmune polyendocrinopathy type 4 (APECED) is a rare, inherited autoimmune disorder that affects multiple endocrine glands. It is characterized by the presence of autoantibodies against the body's own tissues, leading to the destruction of the ...

Autoimmune Polyglandular Syndrome Type 1 (APS-1) is a rare, inherited disorder that affects the immune system. It is characterized by the presence of two or more autoimmune diseases, such as Addison's disease, hypoparathyroidism, and type 1 diabet...

Autoimmune pulmonary alveolar proteinosis (aPAP) is a rare lung disorder in which the body produces too much of a protein called surfactant. This protein builds up in the lungs, leading to difficulty breathing, coughing, and other respiratory symp...

Autoinflammation with Infantile Enterocolitis (AIE) is a rare, inherited disorder that affects the digestive system. It is characterized by recurrent episodes of inflammation in the small intestine and colon, which can cause abdominal pain, vomiti...

Autoinflammation-PLCG2-associated antibody deficiency-immune dysregulation is a rare, inherited disorder characterized by recurrent episodes of inflammation, low levels of antibodies, and an overactive immune system. It is caused by mutations in t...

Autoinflammatory syndrome with pyogenic bacterial infection and amylopectinosis (APA) is a rare genetic disorder characterized by recurrent episodes of fever, inflammation, and infection caused by an overactive immune system. It is caused by mutat...

Autosomal dominant adult-onset proximal spinal muscular atrophy (AD-SMA) is a rare genetic disorder that affects the muscles of the arms and legs. It is caused by a mutation in the SMN1 gene, which is responsible for producing a protein called sur...