Deficiency of coenzyme q cytochrome c reductase is a condition that appears to affect multiple organ systems, likely due to impaired energy production...

Degenerative myopia is a condition characterized by an excessive elongation of the eye that can lead to serious complications, including posterior sta...

Dehydrated hereditary stomatocytosis is a very rare form of hemolytic anemia that results from defects in red blood cell ion permeability, leading to...

Dehydrated hereditary stomatocytosis 2 is a blood disorder that affects the red blood cells by altering their hydration and shape. This condition is c...

Dehydrated hereditary stomatocytosis with or without pseudohyperkalemia and/or perinatal edema is a disorder affecting red blood cell hydration and me...

Dehydration polycythemia is a condition defined by an abnormally concentrated red blood cell count that arises as a result of fluid loss rather than a...

De la Chapelle dysplasia is a condition about which very little detailed information is currently available. The underlying biological mechanisms rema...

Delayed membranous cranial ossification is a rare primary bone dysplasia that affects the development of the skull. Affected individuals are born with...

Delayed speech-facial asymmetry-strabismus-ear lobe creases syndrome is an extremely rare condition that is characterized by delayed speech developmen...

Deletion 5q35 refers to a group of congenital malformation syndromes caused by the loss of a portion of the long arm of chromosome 5 in the 5q35 regio...

Delpire-McNeill syndrome is a neurodevelopmental disorder caused by a mutation in the SLC12A2 gene. People with this condition often have challenges i...

Delta-beta-thalassemia is a form of beta-thalassemia characterized by decreased or absent production of the delta- and beta-globin chains with a compe...

Delta-heavy chain disease is a condition characterized by the abnormal overproduction of delta immunoglobulin (IgD) heavy chains. This heavy chain dis...

Dementia pugilistica, also known as Boxer's dementia, chronic traumatic encephalopathy, or punch-drunk syndrome, is a condition characterized by persi...

Demodex folliculitis is a condition where a demodicidosis affects the hair follicles. This means that tiny mites, which normally live on the skin, are...

Demodicidosis is a rare parasitic cutaneous condition caused by an infestation of Demodex mites. It most commonly affects the skin of the face, includ...

Demodicidosis of sebaceous gland is a localized skin condition characterized by involvement of the sebaceous glands. This condition is defined by infl...

Demyelinating hereditary motor and sensory neuropathy is a condition that affects the peripheral nerves responsible for transmitting signals related t...

Demyelinating polyneuropathy is a condition affecting the peripheral nerves, in which the protective myelin sheath that surrounds nerve fibers is dama...

Dendritic cell deficiency is a primary immunodeficiency characterized by impaired function or reduced numbers of dendritic cells, which play a critica...