• Uhl's disease Q24.8
  • Ulcer, ulcerated, ulcerating, ulceration, ulcerative L98.4
    • amebic (intestine) Amebiasis A06.1
      • skin A06.7
    • anastomotic Ulcer, gastrojejunal
    • anorectal K62.6
    • antral Ulcer, stomach
    • anus (sphincter) (solitary) K62.6
    • aphthous (oral) (recurrent) K12.0
      • genital organ(s)
        • female N76.6
        • male N50.8
    • artery I77.8
    • atrophic NEC Ulcer, skin
    • Barrett's K22.1
    • bile duct (common) (hepatic) K83.8
    • bladder (sphincter) (solitary) NEC N32.8
      • in schistosomiasis (bilharzial) B65.0† N33.8*
      • submucosal N30.1
      • tuberculous A18.1† N33.0*
    • bleeding NEC K27.4
    • bone M86.8
    • bowel Ulcer, intestine K63.3
    • breast N61
    • bronchus J98.0
    • buccal (cavity) (traumatic) K12.1
    • Buruli A31.1
    • cancerous Neoplasm, malignant
    • cardia K22.1
    • cardioesophageal (peptic) K22.1
    • cecum Ulcer, intestine K63.3
    • cervix (uteri) (decubitus) (trophic) N86
      • with cervicitis N72
    • chancroidal A57
    • chiclero B55.1
    • chronic (cause unknown) Ulcer, skin
    • Cochin-China B55.1
    • colon Ulcer, intestine K63.3
    • conjunctiva H10.8
    • cornea (annular) (catarrhal) (central) (infectional) (marginal) (ring) (serpent) (serpiginous) (with perforation) H16.0
      • dendritic (herpes simplex) B00.5† H19.1*
      • tuberculous (phlyctenular) A18.5† H19.2*
    • corpus cavernosum (chronic) N48.5
    • crural Ulcer, lower limb
    • Curling's Ulcer, peptic, acute
    • Cushing's Ulcer, peptic, acute
    • cystic duct K82.8
    • decubitus (skin, any site) L89.-
      • cervix N86
      • stage
        • I L89.0
        • II L89.1
        • III L89.2
        • IV L89.3
    • dendritic, cornea (herpes simplex) B00.5† H19.1*
    • diabetes, diabetic (mellitus) (see also E10-E14 with fourth character .5) E14.5
    • Dieulafoy's K25.0
    • due to
      • infection NEC Ulcer, skin
      • radiation NEC L59.8
      • trophic disturbance (any region) Ulcer, skin
      • X-ray L58.1
    • duodenum, duodenal (eroded) (peptic) K26.9
      • with
        • hemorrhage K26.4
          • and perforation K26.6
        • perforation K26.5
      • acute K26.3
        • with
          • hemorrhage K26.0
            • and perforation K26.2
          • perforation K26.1
      • chronic K26.7
        • with
          • hemorrhage K26.4
            • and perforation K26.6
          • perforation K26.5
    • dysenteric NEC A09.9
    • elusive N30.1
    • epiglottis J38.7
    • esophagus (peptic) K22.1
      • due to
        • gastrointestinal reflux disease K21.0
        • ingestion of chemical or medicament K22.1
      • fungal K22.1
      • infective K22.1
      • varicose I85.9
        • bleeding I85.0
    • eyelid (region) H01.8
    • fauces J39.2
    • fistulous NEC Ulcer, skin
    • foot (indolent) Ulcer, lower limb L97
      • perforating L97
        • leprous A30.1
        • syphilitic A52.1
      • varicose (venous) I83.0
        • inflamed or infected I83.2
      • venous NEC I83.0
        • due to venous insufficiency I87.2
        • inflamed or infected I83.2
        • postphlebitic (infected) (inflamed) (postthrombotic) I87.0
    • frambesial, initial A66.0
    • frenum (tongue) K14.0
    • gallbladder K82.8
    • gangrenous Gangrene R02
    • gastric Ulcer, stomach
    • gastrocolic Ulcer, gastrojejunal
    • gastroduodenal Ulcer, peptic
    • gastroesophageal Ulcer, stomach
    • gastrointestinal Ulcer, gastrojejunal
    • gastrojejunal (peptic) K28.9
      • with
        • hemorrhage K28.4
          • and perforation K28.6
        • perforation K28.5
      • acute K28.3
        • with
          • hemorrhage K28.0
            • and perforation K28.2
          • perforation K28.1
      • chronic K28.7
        • with
          • hemorrhage K28.4
            • and perforation K28.6
          • perforation K28.5
    • gastrojejunocolic Ulcer, gastrojejunal
    • gingiva K06.8
    • gingivitis K05.1
    • glottis J38.7
    • gum K06.8
    • heel Ulcer, lower limb L97
    • hemorrhoid Hemorrhoids, by degree K64.8
    • Hunner's N30.1
    • hypopharynx J39.2
    • hypopyon (chronic) (subacute) H16.0
    • hypostaticum Ulcer, varicose
    • ileum Ulcer, intestine K63.3
    • intestine, intestinal K63.3
      • amebic Amebiasis A06.1
      • duodenal Ulcer, duodenum
      • marginal Ulcer, gastrojejunal K28.9
      • perforating K63.1
        • fetus or newborn P78.0
      • primary, small intestine K63.3
      • rectum K62.6
      • stercoraceous, stercoral K63.3
      • tuberculous A18.3† K93.0*
      • typhoid (fever) A01.0
      • varicose I86.8
    • jejunum, jejunal Ulcer, gastrojejunal
    • keratitis H16.0
    • knee Ulcer, lower limb
    • labium (majus) (minus) N76.6
    • laryngitis Laryngitis J04.0
    • larynx (aphthous) (contact) J38.7
      • diphtheritic A36.2
    • leg Ulcer, lower limb
    • lip K13.0
    • lower limb (atrophic) (chronic) (neurogenic) (perforating) (pyogenic) (trophic) (tropical) L97
      • varicose (venous) I83.0
        • inflamed or infected I83.2
      • venous NEC I83.0
        • due to venous insufficiency I87.2
        • inflamed or infected I83.2
        • postphlebitic (infected) (inflamed) (postthrombotic) I87.0
    • luetic Ulcer, syphilitic
    • lung J98.4
      • tuberculous Tuberculosis, pulmonary A16.2
    • malignant Neoplasm, malignant
    • marginal NEC Ulcer, gastrojejunal
    • meatus (urinarius) N34.2
    • Meckel's diverticulum Q43.0
    • Meleney's (chronic undermining) L98.4
    • Mooren's (cornea) H16.0
    • nasopharynx J39.2
    • neurogenic NEC Ulcer, skin
    • nose, nasal (passage) (infective) (septum) J34.0
      • skin Ulcer, skin
      • varicose (bleeding) I86.8
    • oesophagus Ulcer, esophagus
    • oral mucosa (traumatic) K12.1
    • palate (soft) K12.1
    • penis (chronic) N48.5
    • peptic (site unspecified) K27.9
      • with
        • hemorrhage K27.4
          • and perforation K27.6
        • perforation K27.5
      • acute K27.3
        • with
          • hemorrhage K27.0
            • and perforation K27.2
          • perforation K27.1
      • chronic K27.7
        • with
          • hemorrhage K27.4
            • and perforation K27.6
          • perforation K27.5
      • newborn P78.8
    • perforating NEC K27.5
      • skin L98.4
    • peritonsillar J35.8
    • phagedenic (tropical) NEC Ulcer, skin
    • pharynx J39.2
    • phlebitis Phlebitis
    • plaster L89.-
      • stage
        • I L89.0
        • II L89.1
        • III L89.2
        • IV L89.3
    • popliteal space Ulcer, lower limb
    • postpyloric Ulcer, duodenum
    • prepuce N48.1
    • prepyloric Ulcer, stomach
    • pressure L89.-
      • stage
        • I L89.0
        • II L89.1
        • III L89.2
        • IV L89.3
    • pyloric Ulcer, stomach
    • rectosigmoid K63.3
    • rectum (sphincter) (solitary) K62.6
      • stercoraceous, stercoral K62.6
    • retina H30.0
    • rodent – see also Neoplasm, skin, malignant
    • sclera H15.0
    • scrofulous (tuberculous) A18.2
    • scrotum N50.8
      • tuberculous A18.1† N51.8*
      • varicose I86.1
    • seminal vesicle N50.8
    • sigmoid Ulcer, intestine K63.3
    • skin (atrophic) (chronic) (neurogenic) (perforating) (pyogenic) (trophic) L98.4
      • with gangrene Gangrene R02
      • amebic A06.7
      • decubitus L89.-
        • stage
          • I L89.0
          • II L89.1
          • III L89.2
          • IV L89.3
      • lower limb L97
      • tuberculous (primary) A18.4
      • varicose Ulcer, varicose
    • sloughing NEC Ulcer, skin
    • solitary, anus or rectum (sphincter) K62.6
    • sore throat J02.9
      • streptococcal J02.0
    • spermatic cord N50.8
    • spine (tuberculous) A18.0† M49.0*
    • stasis (venous) I83.0
      • inflamed or infected I83.2
    • stercoraceous, stercoral K63.3
      • anus or rectum K62.6
    • stoma, stomal Ulcer, gastrojejunal
    • stomach (eroded) (peptic) (round) K25.9
      • with
        • hemorrhage K25.4
          • and perforation K25.6
        • perforation K25.5
      • acute K25.3
        • with
          • hemorrhage K25.0
            • and perforation K25.2
          • perforation K25.1
      • chronic K25.7
        • with
          • hemorrhage K25.4
            • and perforation K25.6
          • perforation K25.5
    • stomatitis K12.1
    • stress Ulcer, peptic
    • strumous (tuberculous) A18.2
    • syphilitic (any site) (early) (secondary) A51.3
      • late A52.7
      • perforating A52.7
        • foot A52.1
    • testis N50.8
    • thigh Ulcer, lower limb
    • throat J39.2
    • toe Ulcer, lower limb
    • tongue (traumatic) K14.0
    • tonsil J35.8
    • trachea J39.8
    • trophic Ulcer, skin
    • tropical NEC L98.4
    • tuberculous Tuberculosis, ulcer
    • tunica vaginalis N50.8
    • turbinate J34.8
    • typhoid (perforating) A01.0
    • urethra (meatus) Urethritis N34.2
    • uterus N85.8
      • cervix N86
        • with cervicitis N72
      • neck N86
        • with cervicitis N72
    • vagina N76.5
      • pessary N89.8
    • valve, heart I33.0
    • varicose (lower limb, any part) (venous) I83.0
      • esophagus I85.9
        • bleeding I85.0
      • inflamed or infected I83.2
      • nasal septum I86.8
      • scrotum I86.1
      • specified site NEC I86.8
    • vas deferens N50.8
    • venous NEC I83.0
      • due to venous insufficiency I87.2
      • inflamed or infected I83.2
      • postphlebitic (infected) (inflamed) (postthrombotic) I87.0
    • vulva (acute) (infectional) N76.6
      • in (due to)
        • Behçet's disease M35.2† N77.8*
        • herpesviral (herpes simplex) infection A60.0† N77.0*
        • tuberculosis A18.1† N77.0*
    • X-ray L58.1
    • yaws A66.4
  • Ulcus Ulcer
    • cutis tuberculosum A18.4
    • duodeni Ulcer, duodenum
    • durum (syphilitic) A51.0
      • extragenital A51.2
    • gastrojejunale Ulcer, gastrojejunal
    • hypostaticum Ulcer, varicose
    • molle (cutis) (skin) A57
    • serpens corneae H16.0
    • ventriculi Ulcer, stomach
  • Ulegyria Q04.8
  • Ulerythema
    • ophryogenes, congenital Q84.2
    • sycosiforme L73.8
  • Ullrich (-Bonnevie) (-Turner) syndrome Q87.1
  • Ullrich-Feichtiger syndrome Q87.0
  • Ulnar - see condition
  • Ulorrhagia, ulorrhea K06.8
  • Unavailability (of)
    • bed at medical facility Z75.1
    • health service-related agencies NEC Z75.4
    • medical facilities (at) Z75.3
      • due to
        • investigation by social service agency Z75.2
        • lack of services at home Z75.0
        • remoteness from facility Z75.3
        • waiting list Z75.1
      • home Z75.0
      • outpatient clinic Z75.3
    • schooling Z55.1
    • social service agencies Z75.4
  • Uncinariasis B76.9
  • Uncongenial work Z56.5
  • Unconscious(ness) R40.2
  • Under observation Observation Z03.9
  • Underachievement in school Z55.3
  • Underdevelopment Undeveloped
    • nose Q30.1
    • sexual E30.0
  • Underfeeding, newborn P92.3
  • Undernourishment Malnutrition E46
  • Undernutrition Malnutrition
  • Underweight R62.8
    • for gestational age P05.0
  • Underwood's disease P83.0
  • Undescended Malposition, congenital
    • cecum Q43.3
    • colon Q43.3
    • testicle Q53.9
      • bilateral Q53.2
      • unilateral Q53.1
  • Undetermined cause R69
  • Undeveloped, undevelopment Hypoplasia
    • brain (congenital) Q02
    • cerebral (congenital) Q02
    • heart Q24.8
    • lung Q33.6
    • testis E29.1
    • uterus E30.0
  • Undiagnosed (disease) R69
  • Unemployment, anxiety concerning Z56.0
    • threatened Z56.2
  • Unequal length (acquired) (arm) (leg) (limb) M21.7
  • Unextracted dental root K08.3
  • Unguis incarnatus L60.0
  • Unhappiness R45.2
  • Unicornate uterus Q51.4
  • Unilateral - see also condition
    • development, breast N64.8
    • organ or site, congenital NEC Agenesis, by site
  • Unilocular heart Q20.8
  • Union, abnormal Fusion
    • larynx and trachea Q34.8
  • Universal mesentery Q43.3
  • Unknown cause of
    • morbidity R69
    • mortality R99
  • Unsatisfactory
    • surroundings NEC Z59.1
      • physical environment Z58.9
        • specified NEC Z58.8
      • work NEC Z56.5
  • Unspecified cause
    • morbidity R69
    • mortality R99
  • Unstable
    • back NEC M53.2
    • hip (congenital) Q65.6
      • acquired M24.8
    • joint Instability, joint M25.3
      • secondary to removal of joint prosthesis M96.8
    • lie (mother) O32.0
      • fetus or newborn, before labor P01.7
    • lumbosacral joint (congenital) Q76.4
      • acquired M53.2
    • sacroiliac M53.2
    • spine NEC M53.2
  • Unsteadiness on feet R26.8
  • Untruthfulness, child problem F91.8
  • Unverricht(-Lundborg) disease or epilepsy G40.3
  • Unwanted pregnancy Z64.0
  • Upbringing, institutional Z62.2
  • Upper respiratory - see condition
  • Upset
    • gastrointestinal K30
      • psychogenic F45.3
    • intestinal (large) (small) K59.9
      • psychogenic F45.3
    • mental F48.9
    • stomach K30
      • psychogenic F45.3
  • Urachus - see also condition
    • patent or persistent Q64.4
  • Urbach-Oppenheim disease L92.1
  • Urbach's lipoid proteinosis E78.8
  • Urbach-Wiethe disease E78.8
  • Urea
    • blood, high Uremia N19
    • cycle metabolism disorder E72.2
  • Uremia, uremic (coma) N19
    • chronic Disease, kidney, chronic N18.9
    • complicating hypertension Hypertension, kidney I12.0
    • congenital P96.0
    • extrarenal R39.2
    • following
      • abortion (subsequent episode) O08.4
      • ectopic or molar pregnancy O08.4
    • hypertensive Hypertension, kidney I12.0
    • maternal NEC, affecting fetus or newborn P00.1
    • newborn P96.0
    • prerenal R39.2
  • Ureter, ureteral - see condition
  • Ureteralgia N23
  • Ureterectasis Hydroureter N13.4
  • Ureteritis N28.8
    • cystica N28.8
    • due to calculus N20.1
      • with calculus, kidney N20.2
        • with hydronephrosis N13.2
    • gonococcal (acute) (chronic) A54.2† N29.1*
    • nonspecific N28.8
  • Ureterocele N28.8
    • congenital Q62.3
  • Ureterolith, ureterolithiasis Calculus, ureter N20.1
  • Ureterostomy
    • attention to Z43.6
    • status Z93.6
  • Urethra, urethral - see condition
  • Urethralgia R39.8
  • Urethritis (anterior) (posterior) N34.2
    • calculous N21.1
    • candidal B37.4† N37.0*
    • chlamydial A56.0
    • diplococcal (gonococcal) A54.0
      • with abscess (accessory gland) (periurethral) A54.1
    • gonococcal A54.0
      • with abscess (accessory gland) (periurethral) A54.1
    • nongonococcal N34.1
      • Reiter's M02.3
    • nonspecific N34.1
    • nonvenereal N34.1
    • postmenopausal N34.2
    • Reiter's M02.3
    • specified NEC N34.2
    • trichomonal or due to Trichomonas (vaginalis) A59.0† N37.0*
    • venereal NEC (nongonococcal) A64† N37.0*
  • Urethrocele
    • congenital Q64.7
    • female N81.0
      • with
        • cystocele N81.1
        • prolapse of uterus Prolapse, uterus
    • male N36.3
  • Urethrolithiasis (with colic or infection) N21.1
  • Urethrorectal - see condition
  • Urethrorrhagia N36.8
  • Urethrorrhea R36
  • Urethrostomy
    • attention to Z43.6
    • status Z93.6
  • Urethrotrigonitis N30.3
  • Urethrovaginal - see condition
  • Urhidrosis, uridrosis L74.8
  • Uric acid in blood (increased) E79.0
  • Uricacidemia (asymptomatic) E79.0
  • Uricemia (asymptomatic) E79.0
  • Uricosuria R82.9
  • Urinary - see condition
  • Urination, painful R30.9
  • Urine
    • blood in Hematuria R31
    • discharge, excessive R35
    • extravasation R39.0
    • incontinence R32
      • nonorganic origin F98.0
    • pus in N39.0
    • retention or stasis R33
      • psychogenic F45.3
    • secretion
      • deficient R34
      • excessive R35
  • Urinemia Uremia
  • Uroarthritis, infectious (Reiter's) M02.3
  • Urodialysis R34
  • Urolithiasis Calculus, urinary N20.9
  • Uronephrosis N13.3
  • Uropathy N39.9
    • obstructive N13.9
      • specified NEC N13.8
    • reflux N13.9
      • specified NEC N13.8
    • vesicoureteral, reflux-associated N13.7
      • with pyelonephritis (chronic) N11.0
  • Urosepsis N39.0
  • Urticaria L50.9
    • with angioneurotic edema T78.3
      • hereditary D84.1
    • allergic L50.0
    • cholinergic L50.5
    • chronic L50.8
    • contact L50.6
    • dermatographic L50.3
    • due to
      • cold or heat L50.2
      • food L50.0
      • plants L50.6
    • factitial L50.3
    • giant T78.3
      • hereditary D84.1
    • idiopathic L50.1
    • larynx T78.3
      • hereditary D84.1
    • neonatorum P83.8
    • nonallergic L50.1
    • papulosa (Hebra) L28.2
    • pigmentosa Q82.2
    • recurrent periodic L50.8
    • serum T80.6
    • solar L56.3
    • specified type NEC L50.8
    • thermal (cold) (heat) L50.2
    • vibratory L50.4
    • xanthelasmoidea Q82.2
  • Use (of)
    • anticoagulant for a long term (current) Z92.1
    • aspirin for a long term (current) Z92.2
    • harmful F1x.1
      • alcohol F10.1
      • drugs - code to F11-F19 with fourth character .1
      • inhalants F18.1
      • nonprescribed drugs, non-dependence producing F55
      • patent medicines F55
        • maternal, affecting fetus or newborn P04.1
      • volatile solvents F18.1
    • medicaments for a long term (current) NEC Z92.2
    • tobacco Z72.0
  • Usher-Senear disease or syndrome L10.4
  • Uta B55.1
  • Uteromegaly N85.2
  • Uterovaginal - see condition
  • Uterovesical - see condition
  • Uveal - see condition
  • Uveitis (anterior) Iridocyclitis H20.9
    • due to toxoplasmosis (acquired) B58.0† H22.0*
      • congenital P37.1† H22.0*
    • heterochromic H20.8
    • posterior Chorioretinitis
    • sympathetic H44.1
    • syphilitic (secondary) A51.4† H22.0*
      • congenital (early) A50.0† H22.0*
      • late A52.7† H22.0*
    • tuberculous A18.5† H22.0*
  • Uveokeratitis Iridocyclitis H20.9
  • Uveoparotitis D86.8
  • Uvula - see condition
  • Uvulitis (acute) (catarrhal) (chronic) (gangrenous) (membranous) (suppurative) (ulcerative) K12.2