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All Communities

  • Eagle Syndrome

    8 members

    Eagle Syndrome is a rare condition classified by the elongation of the styloid process or calsification of styloid ligaments.


    Eagle Syndrome is extremely rare


  • Early Onset Parkinson Disease

    2 members

    Early Onset Parkinson Disease is the manifestation of Parkinson Disease before the age of 40.

  • Early Onset Torsion Dystonia

    6 members

    Early Onset Torsion Dystonia is a rare genetic disorder characterized by painful muscle contractions resulting in uncontrollable distortions.

  • Ectrodactyly-Ectodermal Dysplasia-Cleft Syndrome

    8 members

    Ectrodactyly-ectodermal dysplasia-cleft syndrome is a rare disorder characterized by ectrodactyly, ectodermal dysplasia, and facial clefting.

  • Ehlers-Danlos Syndrome Type 3

    44 members

  • Ehlers-Danlos Syndrome Type 4

    16 members

    Ehlers-Danlos Syndrome Type 4 is a rare autosomal dominant defect in the type-III collagen synthesis.

  • Ehlers-Danlos Syndrome, Classic Type

    27 members

    Ehlers-Danlos Syndrome, Classic Type, is a rare genetic disorder caused by a defect in collagen synthesis.

  • Emanuel Syndrome

    2 members

    Emanuel Syndrome is a rare disorder caused by the translocation of the 11th and 22nd chromosome.

  • Emery-Dreifuss Muscular Dystrophy

    1 members

    Emery-Dreifuss is a muscle wasting condition. It usually begins in childhood or adolescence. The features, which make it unique and different from other muscular dystrophies, are the early developm...

  • Encephalocele

    4 members

    Encephaloceleis a disorder characterized by protrusions of the brain through openings in the skull.

  • Encephalomyopathic Mitochrondrial DNA Depletion Syndrome

    1 members

    A group for those who care for individuals with encephalomyopathic mitochondrial DNA (mtDNA) depletion syndrome caused by mutations on the gene FBXL4.

  • Eosinophilia-Myalgia Syndrome

    1 members

    Eosinophilia-myalgia syndrome is a rare neurological condition that is believed to have been caused by ingestion of poorly produced L-tryptophan supplements.

  • Eosinophilic Disease

    22 members

  • Eosinophilic Fasciitis

    2 members

    Eosinophilic Fasciitis is a rare disorder characterized by peripheral eosinophilia and fasciitis.

  • Epidermolysis Bullosa

    8 members

    Epidermolysis Bullosa is a rare genetic disorder causing blisters in the skin and mucosal membranes.

  • Epidermolytic Hyperkeratosis

    1 members

    Epidermolytic Hyperkeratosis is a rare skin disorder.

  • Episodic Ataxia, Type 2

    6 members

    Episodic Ataxia, Type 2 is a rare genetic disorder characterized by sporadic episodes of severe discoordination caused by mutations in CACNA1A.

  • Erb's Palsy

    1 members

    Erb's Palsy is paralysis of the arm caused by injury to the arm's nerves during birth.

  • Erdheim Chester Disease

    4 members

    Erdheim Chester Disease is a rare form of non-Langerhans-cell histiocytosis.

  • Erythema Elevatum Diutinum

    2 members

    Erythema Elevatum Diutinum is a rare form of vasculitis characterized by red, purple, brown, or yellow papules.

  • Erythromelalgia

    14 members

    Erythromelalgia is a rare disorder in which blood vessels are episodically inflamed.

  • Erythropoietic Protoporphyria

    4 members

    Erythropoietic Protoporphyria is a mild form of porphyria causing photosensitivity.

  • Esophageal Atresia

    1 members

    Esophageal atresia is a birth defect which causes the esophagus to end in a pouch rather than connecting normally to the stomach.



  • Esophageal Cancer

    2 members

  • Essential Thrombocythemia

    10 members

    Essential Thrombocythemia is a rare chronic blood disorder characterized by the overproduction of platelets.

  • Essential Tremor

    10 members

    Essential Tremor is a progressive neurological disorder characterized by shaking of hands and other parts of the body.

  • Esthesioneuroblastoma

    2 members

    Esthesioneuroblastoma is a rare form of cancer involving nasal cavity which can result in the loss of vision, sight and taste.

  • Evans Syndrome

    7 members

    Evans syndrome is a rare autoimmune disorder, meaning that the body’s immune system attacks and damages healthy tissue. In the case of Evans syndrome, blood cells are targeted by the immun...

  • Ewing Sarcoma

    3 members

    Ewing Family of Tumors refers to a group of tumors that have similar genetic causes that lead to tumor development in bones and soft tissues. Ewing Family of Tumors includes four subty...

  • Exercise-Induced Anaphylaxis

    7 members

    Exercise-Induced Anaphylaxis is an allergic reaction is induced by exercise.



  • Extramammary Paget's Disease

    19 members

    Extramammary Paget Disease (EMPD) is a skin malignancy that affects the outer layer (epidermis) of the skin in areas that are rich in apocrine sweat glands. Apocrine sweat glands are a type of s...