Health Dictionary
Reliable, easy-to-read patient information on common medical conditions — written in plain language, free of jargon, and grounded in current evidence. Browse the most frequent diagnoses, understand what they mean for everyday life, and learn which steps and questions help you have a focused conversation with your doctor.
List of diseases (T)
Introduction
T-Tc
T-Tc
- T cell immunodeficiency primary
- Tabatznik syndrome
- Tachycardia
- Taeniasis
- Takayasu arteritis
- Talipes equinovarus
- Tamari Goodman syndrome
- Tang Hsi Ryu syndrome
- Tangier disease
- TAR syndrome
- Tardive dyskinesia
- Tarsal tunnel syndrome
- Taste disorder
- TAU syndrome
- Taurodontia absent teeth sparse hair
- Taurodontism
- Tay syndrome ichthyosis
- Taybi Linder syndrome
- Taybi syndrome
- Tay-Sachs disease
- T-cell lymphoma
Te
Te
Tee-Ten
- Teebi Kaurah syndrome
- Teebi Naguib Alawadi syndrome
- Teebi Shaltout syndrome
- Teebi syndrome
- Teeth noneruption of with maxillary hypoplasia and genu valgum
- Tel Hashomer camptodactyly syndrome
- Telangiectasia ataxia variant V1
- Telangiectasia, hereditary hemorrhagic
- Telangiectasia
- Telecanthus hypertelorism pes cavus
- Telecanthus with associated abnormalities
- Telencephalic leukoencephalopathy
- Telfer Sugar Jaeger syndrome
- Temporal epilepsy, familial
- Temporomandibular ankylosis
- Temporomandibular joint dysfunction (TMJ)
- Temtamy Shalash syndrome
- TEN
Ter-Tet
- Ter Haar Hamel Hendricks syndrome
- Ter Haar syndrome
- Teratocarcinosarcoma
- Teratoma
- Testes neoplasm
- Testotoxicosis
- Tetanus
- Tethered spinal cord disease
- Tetraamelia ectodermal dysplasia
- Tetraamelia multiple malformations
- Tetraamelia pulmonary hypoplasia
- Tetraamelia-syrinx
- Tetrahydrobiopterin deficiencies
- Tetraploidy
- Tetrasomy X
Th
Th
Tha-Thi
- Thakker Donnai syndrome
- Thalamic degeneration symmetrical infantile
- Thalamic degenerescence infantile
- Thalamic syndrome
- Thalassemia major
- Thalassemia minor
- Thalassemia
- Thanatophobia
- Thanatophoric dysplasia cloverleaf skull
- Thanatophoric dysplasia Glasgow variant
- Thanos Stewart Zonana syndrome
- Theodor Hertz Goodman syndrome
- Thiele syndrome
- Thiemann epiphyseal disease
- Thies Reis syndrome
- Thin ribs tubular bones dysmorphism
- Thiolase deficiency
- Thiopurine S methyltranferase deficiency
Tho
- Thomas Jewett Raines syndrome
- Thomas syndrome
- Thombocytopenia X linked
- Thompson Baraitser syndrome
- Thong Douglas Ferrante syndrome
- Thoracic celosomia
- Thoracic dysplasia hydrocephalus syndrome
- Thoracic outlet syndrome
- Thoraco abdominal enteric duplication
- Thoraco limb dysplasia Rivera type
- Thoracolaryngopelvic dysplasia
- Thoracopelvic dysostosis
- Thost-Unna palmoplantar keratoderma
Thr-Thu
- Thrombasthenia
- Thrombocytopathy asplenia miosis
- Thrombocytopathy
- Thrombocytopenia cerebellar hypoplasia short stature
- Thrombocytopenia chromosome breakage
- Thrombocytopenia multiple congenital anomaly
- Thrombocytopenia purpura
- Thrombocytopenia Robin sequence
- Thrombocytopenia
- Thrombocytopenic purpura, autoimmune
- Thrombocytosis
- Thrombomodulin anomalies, familial
- Thrombotic microangiopathy, familial
- Thrush
- Thumb absence hypoplastic halluces
- Thumb absent short stature immune deficiency
- Thumb deformity, alopecia, pigmentation anomaly
- Thumb deformity
- Thumb stiff brachydactyly mental retardation
Thy
- Thymic carcinoma
- Thymic epithelial tumor
- Thymic renal anal lung dysplasia
- Thymoma
- Thymus neoplasm
- Thyrocerebrorenal syndrome
- Thyroglossal tract cyst
- Thyroid agenesis
- Thyroid cancer
- Thyroid carcinoma, follicular
- Thyroid carcinoma, papillary (TPC)
- Thyroid hormone plasma membrane transport defect
- Thyroid, renal and digital anomalies
Ti-Tl
Ti-Tl
To
To
Tod-Tot
- Todd’s paralysis
- Togaviridae disease
- Tollner Horst Manzke syndrome
- Tolosa-Hunt syndrome
- Toluene antenatal infection
- Tomaculous neuropathy
- Tome Brune Fardeau syndrome
- Tongue neoplasm
- Toni Debre Fanconi maladie
- Toni-Fanconi syndrome
- TORCH syndrome
- Toriello Carey syndrome
- Toriello Lacassie Droste syndrome
- Toriello syndrome
- Toriello-Higgins-Miller syndrome
- Torres Ayber syndrome
- Torsion dystonia 7
- Torticollis
- Torticollis keloids cryptorchidism renal dysplasia
- Torulopsis
- Tosti Misciali Barbareschi syndrome
- Total Hypotrichosis, Mari type
Tou-Tox
Tr
Tr
Tra
- Tracheal agenesis
- Tracheobronchomalacia
- Tracheobronchomegaly
- Tracheobronchopathia osteoplastica
- Tracheoesophageal fistula symphalangism
- Tracheoesophageal fistula
- Tracheophageal fistula hypospadias
- Trachoma
- Tranebjaerg Svejgaard syndrome
- Transcobalamin II deficiency
- Transient erythroblastopenia of childhood
- Transient Global Amnesia
- Transient neonatal arthrogryposis
- Transitional cell carcinoma
- Transplacental infections
- Transposition of great vessels
- Transverse limb deficiency hemangioma
- Transverse myelitis
- TRAPS (TNF-receptor-associated periodic syndrome)
Tre
- Treacher Collins syndrome
- Treft Sanborn Carey syndrome
- Tremor hereditary essential
- Treponema infection
- Trevor disease
Tri
Tria
Tric
Trich
Trichi
Tricho
- Tricho dento osseous syndrome type 1
- Tricho odonto onycho dermal syndrome
- Tricho odonto onychodysplasia syndactyly dominant type
- Tricho onychic dysplasia
- Tricho onycho hypohidrotic dysplasia
- Tricho retino dento digital syndrome
Trichod-Trichot
- Trichodental syndrome
- Tricho-dento-osseous syndrome
- Trichodermodysplasia dental alterations
- Trichodysplasia xeroderma
- Trichoepithelioma multiple familial
- Trichofolliculloma
- Tricho-hepato-enteric syndrome
- Trichomalacia
- Trichomegaly cataract hereditary spherocytosis
- Trichomegaly retina pigmentary degeneration dwarfi
- Trichomoniasis
- Trichoodontoonychial dysplasia
- Trichorhinophalangeal syndrome type I
- Trichorhinophalangeal syndrome type II
- Trichorhinophalangeal syndrome type III
- Trichostasis spinulosa
- Trichothiodystrophy sun sensitivity
- Trichothiodystrophy
- Trichotillomania
Tricu
Trig-Trip
- Trigeminal neuralgia
- Trigger thumb
- Trigonocephaly bifid nose acral anomalies
- Trigonocephaly broad thumbs
- Trigonocephaly ptosis coloboma
- Trigonocephaly ptosis mental retardation
- Trigonomacrocephaly tibial defect polydactyly
- Trihydroxycholestanoylcoa oxidase isolated deficiency
- Trimethadione antenatal infection
- Trimethylaminuria
- Triopia
- Triose phosphate-isomerase deficiency
- Triphalangeal thumb non opposable
- Triphalangeal thumb polysyndactyly syndrome
- Triphalangeal thumbs brachyectrodactyly
- Triple A syndrome
- Triplo X Syndrome
- Triploid Syndrome
- Triploidy
Tris
- Trismus pseudocamptodactyly syndrome
- Trisomy 1 mosaicism
- Trisomy 11 mosaicism
- Trisomy 12 mosaicism
- Trisomy 14 mosaicism
- Trisomy 2 mosaicism
- Trisomy 3 mosaicism
- Trisomy 6
- Trisomy
Tro-Try
Ts
Ts
Tu-Tw
Tu-Tw
- Tuberculosis, pulmonary
- Tuberculosis
- Tuberculous meningitis
- Tuberculous uveitis
- Tuberous Sclerosis, type 1
- Tuberous Sclerosis, type 2
- Tuberous Sclerosis
- Tucker syndrome
- Tuffli Laxova syndrome
- Tufted angioma
- Tularemia
- Tungiasis
- Tunglang Savage Bellman syndrome
- Turcot syndrome
- Turner Kieser syndrome
- Turner Morgani Albright
- Turner-like syndrome
- Turner’s syndrome
- Tutuncuoglu syndrome
- Twin twin transfusion syndrome