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Free Medical Coding > ICD10 CM > 2025 ICD-10-CM Diagnosis Codes Index > 2025 ICD-10-CM Index Term Starting With ‘T’

2025 ICD-10-CM Index Term Starting With ‘T’

  • T-shaped incisors, K00.2
  • Tabacism, tabacosis, tabagism
  • Tabardillo, A75.9
  • Tabes, tabetic, A52.10
  • Taboparalysis, A52.17
  • Taboparesis (remission), A52.17
  • TAC NEC (trigeminal autonomic cephalgia), G44.099
  • Tache noir, S60.22-
  • Tachyalimentation, K91.2
  • Tachyarrhythmia, tachyrhythmia
  • Tachycardia, R00.0
  • Tachygastria, K31.89
  • Tachypnea, R06.82
  • TACO (transfusion associated circulatory overload), E87.71
  • TAD (transfusion-associated dyspnea), J95.87
  • Taenia (infection) (infestation), B68.9
  • Taeniasis (intestine)
  • Tag (hypertrophied skin) (infected), L91.8
  • Tahyna fever, B33.8
  • Takahara\’s disease, E80.3
  • Takayasu\’s disease or syndrome, M31.4
  • Talaromycosis, B48.4
  • Talcosis (pulmonary), J62.0
  • Talipes (congenital), Q66.89
  • Tall stature, constitutional, E34.4
  • Talma\’s disease, M62.89
  • Talon noir, S90.3-
  • Tamponade, heart, I31.4
  • Tanapox (virus disease), B08.71
  • Tangier disease, E78.6
  • Tantrum, child problem, F91.8
  • Tapeworm (infection) (infestation)
  • Tapia\’s syndrome, G52.7
  • TAR syndrome (thrombocytopenia with absent radius), Q87.2
  • Tarral-Besnier disease, L44.0
  • Tarsal tunnel syndrome
  • Tarsalgia
  • Tarsitis (eyelid), H01.8
  • Tartar (teeth) (dental calculus), K03.6
  • Tattoo (mark), L81.8
  • Tauri\’s disease, E74.09
  • Taurodontism, K00.2
  • Taussig-Bing syndrome, Q20.1
  • Tay-Sachs amaurotic familial idiocy or disease, E75.02
  • Taybi\’s syndrome, Q87.2
  • Türck\’s trachoma, J37.0
  • TBI (traumatic brain injury), S06.9
  • Teacher\’s node or nodule, J38.2
  • Tear, torn (traumatic)
  • Tear-stone
  • Teeth
  • Teething (syndrome), K00.7
  • Telangiectasia, telangiectasis (verrucous), I78.1
  • Telephone scatologia, F65.89
  • Telescoped bowel or intestine, K56.1
  • Temperature
  • Temple
  • Temporal
  • Temporomandibular joint pain-dysfunction syndrome, M26.62-
  • Temporosphenoidal
  • Tendency
  • Tenderness, abdominal, R10.819
  • Tendinitis, tendonitis
  • Tendon
  • Tendosynovitis
  • Tenesmus (rectal), R19.8
  • Tennis elbow
  • Tenonitis
  • Tenontosynovitis
  • Tenontothecitis
  • Tenophyte
  • Tenosynovitis, M65.9
  • Tenovaginitis
  • Tension
  • Tentorium
  • Teratencephalus, Q89.8
  • Teratism, Q89.7
  • Teratoblastoma (malignant)
  • Teratocarcinoma
  • Teratoma (solid)
  • Termination
  • Ternidens diminutus infestation, B81.8
  • Ternidensiasis, B81.8
  • Terror (s) night (child), F51.4
  • Terrorism, victim of, Z65.4
  • Terry\’s syndrome, H44.2-
  • Tertiary
  • Test, tests, testing (for)
  • Testicle, testicular, testis
  • Tetanus, tetanic (cephalic) (convulsions), A35
  • Tetany (due to), R29.0
  • Tetralogy of Fallot, Q21.3
  • Tetraplegia (chronic), G82.50
  • Thailand hemorrhagic fever, A91
  • Thalassanemia
  • Thalassemia (anemia) (disease), D56.9
  • Thanatophoric dwarfism or short stature, Q77.1
  • Thaysen-Gee disease (nontropical sprue), K90.0
  • Thaysen\’s disease, K90.0
  • Thecoma, D27-
  • Thelarche, premature, E30.8
  • Thelaziasis, B83.8
  • Thelitis, N61.0
  • Therapeutic
  • Therapy
  • Thermic
  • Thermography (abnormal), R93.89
  • Thermoplegia, T67.01
  • Thesaurismosis, glycogen
  • Thiamin deficiency, E51.9
  • Thiaminic deficiency with beriberi, E51.11
  • Thibierge-Weissenbach syndrome
  • Thickening
  • Thigh
  • Thinning vertebra
  • Thirst, excessive, R63.1
  • Thomsen disease, G71.12
  • Thoracic
  • Thoracogastroschisis (congenital), Q79.8
  • Thoracopagus, Q89.4
  • Thorax
  • Thorn\’s syndrome, N28.89
  • Thorson-Björck syndrome, E34.0
  • Threadworm (infection) (infestation), B80
  • Threatened
  • Three-day fever, A93.1
  • Threshers\’ lung, J67.0
  • Thrix annulata (congenital), Q84.1
  • Throat
  • Thrombasthenia (Glanzmann) (hemorrhagic) (hereditary), D69.1
  • Thromboangiitis, I73.1
  • Thromboarteritis
  • Thromboasthenia (Glanzmann) (hemorrhagic) (hereditary), D69.1
  • Thrombocytasthenia (Glanzmann), D69.1
  • Thrombocythemia (hemorrhagic), D75.839
  • Thrombocytopathy (dystrophic) (granulopenic), D69.1
  • Thrombocytopenia, thrombocytopenic, D69.6
  • Thrombocytosis, D75.839
  • Thromboembolism
  • Thrombopathy (Bernard-Soulier), D69.1
  • Thrombopenia
  • Thrombophilia, D68.59
  • Thrombophlebitis, I80.9
  • Thrombosis, thrombotic (bland) (multiple) (progressive) (silent) (vessel), I82.90
  • Thrombus
  • Thrush
  • Thumb
  • Thymitis, E32.8
  • Thymoma
  • Thymus, thymic (gland)
  • Thyrocele
  • Thyroglossal
  • Thyroid (gland) (body)
  • Thyroiditis, E06.9
  • Thyrolingual duct, persistent, Q89.2
  • Thyromegaly, E01.0
  • Thyrotoxic
  • Thyrotoxicosis (recurrent), E05.90
  • Tibia vara, M92.51-
  • Tic (disorder), F95.9
  • Tick-borne
  • Tietze\’s disease or syndrome, M94.0
  • Tight, tightness
  • Tilting vertebra
  • Timidity, child, F93.8
  • Tin-miner\’s lung, J63.5
  • Tinea (intersecta) (tarsi), B35.9
  • Tingling sensation (skin), R20.2
  • Tinnitus NOS, H93.1-
  • Tipped tooth (teeth), M26.33
  • Tipping
  • Tiredness, R53.83
  • Tissue
  • Tobacco (nicotine)
  • Tocopherol deficiency, E56.0
  • Todd\’s
  • Toe
  • Toilet, artificial opening
  • Tokelau (ringworm), B35.5
  • Tollwut
  • Tommaselli\’s disease, R31.9
  • Tongue
  • Toni-Fanconi syndrome (cystinosis), E72.09
  • Tonic pupil
  • Tonsil
  • Tonsillitis (acute) (catarrhal) (croupous) (follicular) (gangrenous) (infective) (lacunar) (lingual) (malignant) (membranous) (parenchymatous) (phlegmonous) (pseudomembranous) (purulent) (septic) (subacute) (suppurative) (toxic) (ulcerative) (vesicular) (viral), J03.90
  • Tooth, teeth
  • Toothache, K08.89
  • Topagnosis, R20.8
  • Tophi
  • TORCH infection
  • Torn
  • Tornwaldt\’s cyst or disease, J39.2
  • Torsades de pointes, I47.21
  • Torsion
  • Torticollis (intermittent) (spastic), M43.6
  • Tortipelvis, G24.1
  • Tortuous
  • Torture, victim of, Z65.4
  • Torula, torular (histolytica) (infection)
  • Torulosis
  • Torus (mandibularis) (palatinus), M27.0
  • Touraine\’s syndrome, Q79.8
  • Tourette\’s syndrome, F95.2
  • Tourniquet syndrome
  • Tower skull, Q75.0
  • Toxemia, R68.89
  • Toxemica cerebropathia psychica (nonalcoholic), F04
  • Toxic (poisoning), T65.91
  • Toxicemia
  • Toxicity
  • Toxicosis
  • Toxinfection, gastrointestinal, K52.1
  • Toxocariasis, B83.0
  • Toxoplasma, toxoplasmosis (acquired), B58.9
  • tPA administation in a different facility within the last 24 hours prior to admission to current facility (rtPA), Z92.82
  • Trabeculation, bladder, N32.89
  • Trachea
  • Tracheitis (catarrhal) (infantile) (membranous) (plastic) (septal) (suppurative) (viral), J04.10
  • Trachelitis (nonvenereal)
  • Tracheobronchial
  • Tracheobronchitis (15 years of age and above)
  • Tracheobronchomegaly, Q32.4
  • Tracheobronchopneumonitis
  • Tracheocele (external) (internal), J39.8
  • Tracheomalacia, J39.8
  • Tracheopharyngitis (acute), J06.9
  • Tracheostenosis, J39.8
  • Tracheostomy
  • Trachoma, trachomatous, A71.9
  • Traction, vitreomacular, H43.82-
  • Train sickness, T75.3
  • Trait (s)
  • Tramp, Z59.00
  • Trance, R41.89
  • Transaminasemia, R74.01
  • Transection
  • Transfusion
  • Transient (meaning homeless), Z59.00
  • Translocation
  • Translucency, iris
  • Transmission of chemical substances through the placenta
  • Transparency, lung, unilateral, J43.0
  • Transplant (ed) (status), Z94.9
  • Transplants, ovarian, endometrial, N80.10-
  • Transposed
  • Transposition (congenital)
  • Transsexualism, F64.0
  • Transverse
  • Transvestism, transvestitism (dual-role), F64.1
  • Trapped placenta (with hemorrhage), O72.0
  • TRAPS (tumor necrosis factor receptor associated periodic syndrome), M04.1
  • Trauma, traumatism
  • Traumatic
  • Treacher Collins syndrome, Q75.4
  • Treitz\’s hernia
  • Trematode infestation
  • Trematodiasis
  • Trembling paralysis
  • Tremor (s), R25.1
  • Trench
  • Treponema pallidum infection
  • Treponematosis
  • Triad
  • Trichiasis (eyelid), H02.059
  • Trichinella spiralis (infection) (infestation), B75
  • Trichinellosis, trichiniasis, trichinelliasis, trichinosis, B75
  • Trichobezoar, T18.9
  • Trichocephaliasis, trichocephalosis, B79
  • Trichocephalus infestation, B79
  • Trichoclasis, L67.8
  • Trichoepithelioma
  • Trichofolliculoma
  • Tricholemmoma
  • Trichomoniasis, A59.9
  • Trichomycosis
  • Trichonodosis, L67.8
  • Trichophytid, trichophyton infection
  • Trichophytobezoar, T18.9
  • Trichophytosis
  • Trichoptilosis, L67.8
  • Trichorrhexis (nodosa) (invaginata), L67.0
  • Trichosis axillaris, A48.8
  • Trichosporosis nodosa, B36.2
  • Trichostasis spinulosa (congenital), Q84.1
  • Trichostrongyliasis, trichostrongylosis (small intestine), B81.2
  • Trichostrongylus infection, B81.2
  • Trichotillomania, F63.3
  • Trichromat, trichromatopsia, anomalous (congenital), H53.55
  • Trichuriasis, B79
  • Trichuris trichiura (infection) (infestation) (any site), B79
  • Tricuspid (valve)
  • Trifid
  • Trigeminal neuralgia
  • Trigeminy, R00.8
  • Trigger finger (acquired), M65.30
  • Trigonitis (bladder) (chronic) (pseudomembranous), N30.30
  • Trigonocephaly, Q75.0
  • Trilocular heart
  • Trimethylaminuria, E72.52
  • Tripartite placenta, O43.19-
  • Triphalangeal thumb, Q74.0
  • Triple
  • Triple I, O41.12-
  • Triplegia, G83.89
  • Triplet (newborn)
  • Triplication
  • Triploidy, Q92.7
  • Trismus, R25.2
  • Trisomy (syndrome), Q92.9
  • Tritanomaly, tritanopia, H53.55
  • Trombiculosis, trombiculiasis, trombidiosis, B88.0
  • Trophedema (congenital) (hereditary), Q82.0
  • Trophoblastic disease, O01.9
  • Tropholymphedema, Q82.0
  • Trophoneurosis NEC, G96.89
  • Tropical
  • Trouble
  • Trousseau\’s syndrome (thrombophlebitis migrans), I82.1
  • Truancy, childhood
  • Truncus
  • Trunk
  • Trypanosomiasis
  • Tryptasemia, hereditary alpha, D89.44
  • Tsutsugamushi (disease) (fever), A75.3
  • Tube, tubal, tubular
  • Tubercle
  • Tuberculid, tuberculide (indurating, subcutaneous) (lichenoid) (miliary) (papulonecrotic) (primary) (skin), A18.4
  • Tuberculoma
  • Tuberculosis, tubercular, tuberculous (calcification) (calcified) (caseous) (chromogenic acid-fast bacilli) (degeneration) (fibrocaseous) (fistula) (interstitial) (isolated circumscribed lesions) (necrosis) (parenchymatous) (ulcerative), A15.9
  • Tuberculum
  • Tuberosity, enitre maxillary, M26.07
  • Tuberous sclerosis (brain), Q85.1
  • Tubo-ovarian
  • Tuboplasty, after previous sterilization, Z31.0
  • Tubotympanitis, catarrhal (chronic)
  • Tularemia, A21.9
  • Tularensis conjunctivitis, A21.1
  • Tumefaction
  • Tumor
  • Tumor lysis syndrome NEC (following antineoplastic chemotherapy) (spontaneous), E88.3
  • Tumorlet
  • Tungiasis, B88.1
  • Tunica vasculosa lentis, Q12.2
  • Turban tumor, D23.4
  • Turner-Kieser syndrome, Q87.2
  • Turner-like syndrome, Q87.19
  • Turner-Ullrich syndrome, Q96.9
  • Turner\’s
  • Tussis convulsiva
  • Twiddler\’s syndrome (due to)
  • Twilight state
  • Twin (newborn)
  • Twinning, teeth, K00.2
  • Twist, twisted
  • Twitching, R25.3
  • Tylosis (acquired), L84
  • Tympanism, R14.0
  • Tympanites (abdominal) (intestinal), R14.0
  • Tympanitis
  • Tympanosclerosis
  • Tympanum
  • Tympany
  • Type A behavior pattern, Z73.1
  • Typhlitis
  • Typhoenteritis
  • Typhoid (abortive) (ambulant) (any site) (clinical) (fever) (hemorrhagic) (infection) (intermittent) (malignant) (rheumatic) (Widal negative), A01.00
  • Typhomalaria (fever)
  • Typhomania, A01.00
  • Typhoperitonitis, A01.09
  • Typhus (fever), A75.9
  • Tyrosinemia, E70.21
  • Tyrosinosis, E70.21
  • Tyrosinuria, E70.29