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Communities

All Communities

  • Takayasu Arteritis

    9 members

    Takayasu Arteritis is a rare form of vasculitis characterized by inflammation that damages large and medium-sized blood vessels.

  • Talipes equinovarus

    1 members

    Talipes equinovarus is a rare birth defect where the foot is twisted in and down.

  • TAR Syndrome

    2 members

    TAR Syndrome is a rare genetic disorder causing the absence of the radius bone in the forearm in addition to a dramatically reduced platelet count.

  • Tarlov Cyst

    70 members

    Perineural (or Tarlov) cysts are cerebrospinal fluid-filled nerve root cysts most commonly found at the sacral level of the spine, although they can be found in any section of the spine, which can ...

  • Tay-Sachs Disease

    1 members

    Tay-Sachs Disease is a rare genetic Lysosomal Storage Disease causing deterioration of mental and physical abilities.

  • Temporal Lobe Epilepsy

    2 members

    Temporal Lobe Epilepsy a neurological disorder characterized by recurrent seizures.

  • test-april

    1 members

    test1

  • test-community

    5 members

  • test-march

    2 members

    test community

  • test-may

    1 members

  • Tethered Spinal Cord Syndrome

    3 members

    Tethered Spinal Cord Syndrome is a rare disorder caused by tissue attachments, limiting the movement of the spinal cord within the spinal column.

  • Tetralogy of Fallot

    3 members

    Tetralogy of Fallot is a congenial heart defect identified by four key features: a ventricular septal defect; pulmonic stenosis; overriding aorta; and ventricular hypertrophy.

  • Tetrasomy 18p

    6 members

    Tetrasomy 18p is a rare genetic disorder caused by the addition of an isochromosome of the short arm of chromosome 18.

  • Thalassemia

    9 members

    Thalassemia is a rare inherited disorder characterized by a reduced rate of synthesis of one of the globin chains that make up hemoglobin.

  • Thanatophoric Dwarfism

    5 members

    Thanatophoric Dwarfism is a rare disorder resulting from a defect in the fibroblast growth factor-3 gene.

  • Thrombophilia

    13 members

    Thrombophilia is the propensity to develop blood clots.

  • Thyrotoxic Periodic Paralysis

    members

    Thyrotoxic Periodic Paralysis is a rare disorder characterized by abrupt onset of hypokalemia and paralysis.

  • Tibial Muscular Dystrophy

    members

  • TNF Receptor Associated Periodic Syndrome

    12 members

    TNF Receptor Associated Periodic Syndrome (TRAPS) is a rare disorder characterized by periods of fever and chills along with abdominal pain, nausea and vomiting, appendicitis-like bowel obstruction...

  • Tolosa-Hunt Syndrome

    3 members

    Tolosa-Hunt Syndrome is a rare disorder characterized by headaches, along with weakness and paralysis of particular eye muscles.

  • Toriello-Carey Syndrome

    5 members

    Toriello-Carey Syndrome is a rare disorder affecting around 40 people. It is a genetic disorder that causes mutation of the cells in the center of the body.

  • Tourette Syndrome

    2 members

    Tourette Syndrome is an genetic neuropsychiatric disorder characterized by multiple physical tics and at least one vocal tic.

  • Townes-Brocks Syndrome

    4 members

    Townes-Brocks Syndrome is a rare genetic disorder characterized by a mutation of the gene SALL1.

  • Toxic Shock Syndrome

    1 members

    Toxic shock syndrome is a rare disorder caused by a variety of bacterial toxins.

  • Tracheoesophageal Fistula

    members

    Tracheoesophageal Fistula is an abnormal connection between the esophagus and the trachea.

  • Tracheomalacia

    11 members

    Tracheomalacia is a rare disorder characterized by the weakening for the tracheal support cartilage causing tracheal collapse.

  • Transverse Myelitis

    9 members

    Transverse Myelitis is a neurological disorder causing axonal demyelination.

  • Treacher Collins Syndrome

    members

    Treacher Collins Syndrome is a rare genetic disorder causing craniofacial deformities.

  • Tricho-Hepato-Enteric Syndrome

    4 members

    Tricho-Hepato-Enteric Syndrome (THE) is a rare congenital bowel disorder characterized by intractable diarrhea in infants with intrauterine growth retardation, hair and facial abnormalities.

  • Trichorhinophalangeal Syndrome Type 1

    7 members

    Trichorhinophalangeal Syndrome Type 1 is a rare inherited multisystem disorder characterized by unusual facial features and abnormalities of the epiphyses of the bones in the hands and feet.

  • Tricuspid Atresia

    members

    Tricuspid Atresia is a congenital heart defect of the tricuspid valve that limits blood flow to the ventricle and to and from the lungs. People born with it are sometimes called "blue babies" becau...

  • Trigeminal Neuralgia

    9 members

    Trigeminal Neuralgia is a disorder of the trigeminal nerve that causes periods of intense pain in the eyes, lips, nose, scalp, forehead, and jaw.

  • Trimethylaminuria

    13 members

    Trimethylaminuria is a rare metabolic disorder that causes a defect in the normal production of the enzyme Flavin.

  • Triple A Syndrome

    5 members

    Triple A Syndrome is an inherited condition characterized by three specific features: achalasia, Addison disease, and alacrima.

  • Triple X Syndrome

    11 members

    Triple X Syndrome is a form of chromosomal variation characterized by the presence of an extra X chromosome in each cell of a human female.

  • Trismus-Pseudocamptodactyly Syndrome

    7 members

    Trismus-Pseudocamptodactyly Syndrome is a rare genetic disorder characterized by the inability to completely open the mouth and abnormally short muscle-tendon units in the fingers.

  • Trisomy 11

    3 members

    Duplication of all or part of Chromosome 11, with or without a translocation of the duplicated material onto another chromosome. Individuals with chromosome disorders often have developmental delay...

  • Trisomy 13

    2 members

    Tisomy 13 is caused by an additional chromosome 13 which disrupts the normal course of development.

  • Trisomy 18

    3 members

    Trisomy 18 is a rare genetic disorder caused by the presence of all or part of an extra 18th chromosome.

  • Trisomy 2 Mosaicism

    1 members

    Trisomy 2 Mosaicism is a rare chromosomal disorder where duplication of a portion of chromosome 2 causes various abnormalities.

  • Trisomy 8 Mosaicism

    2 members

    Trisomy 8 Mosaicism is a rare chromosomal disorder characterized by three copies of chromosome 8.

  • Trisomy 9

    4 members

    Trisomy 9 is a rare chromosomal disorder characterized by three copies of chromosome number 9. It can appear with or without mosaicism.

     

     

  • Trisomy 9q32

    members

    Trisomy 9q32 is a rare genetic disorder where duplication of a portion of chromosome 9 causes various abnormalities such as short stature, mental retardation and facial anomalies.

  • Tritanopia

    members

    Tritanopia is a rare disorder characterized by the total absence of blue retinal receptors.

  • Tuberculosis

    1 members

    Tuberculosis is a deadly infectious disease caused by the bacterium Mycobacterium tuberculosis.

  • Tuberculous Meningitis

    members

    Tuberculous Meningitis is an infection of the central nervous system.

  • Tuberous Sclerosis

    6 members

    Tuberous Sclerosis is a rare genetic disorder characterized by benign tumors in the brain.

  • Tubular Aggregate Myopathy

    29 members

    Tubular Aggregate Myopathy is a rare primary myopathy. The commonest form mainly affects middle aged males and is not inherited. Other forms affect both sexes and may be inherited.

  • Tumoral Calcinosis

    1 members

    Tumoral Calcinosis is a rare disorder resulting in the calcification of nodules in soft tissue around joints. As the nodules become larger they can cause pain.

  • Turner Syndrome

    5 members

    Turner Syndrome is a rare disorder affecting females in which all or part of one of the X chromosomes is missing.

  • Tyrosinemia Type 1

    5 members