CurrentApr 1, 2026 – Sep 30, 2026
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Disease index · B

Disease index · Modifiers and references

BI-RADSBMIBOOP(bronchiolitis obliterans organized pneumonia)BRBPRBRUE(brief resolved unexplained event)Baastrup's diseaseBabesiosisBabington's disease(familial hemorrhagic telangiectasia)Babinski's syndromeBabyBacillaryBacilluriaBacillusBackBackache(postural)BackflowBackward reading(dyslexia)BacteremiaBactericholiaBacterid, bacteride(pustular)Bacterium, bacteria, bacterialBacteriuria, bacteruria(asymptomatic)BacteroidesBadBaelz's disease(cheilitis glandularis apostematosa)Baerensprung's disease(eczema marginatum)Bagasse disease or pneumonitisBagassosisBaker's cystBakwin-Krida syndrome(metaphyseal dysplasia)Balancing side interferenceBalanitis(circinata) (erosiva) (gangrenosa) (phagedenic) (vulgaris)BalanoposthitisBalanorrhagiaBalantidiasis, balantidiosisBald tongueBaldnessBalkan grippeBalloon diseaseBalo's disease(concentric sclerosis)Bamberger-Marie diseaseBancroft's filariasisBand(s)BandemiaBandl's ring(contraction), complicating deliveryBang's disease(brucella abortus)Bangkok hemorrhagic feverBankruptcy(anxiety concerning)Bannister's diseaseBanti's disease or syndrome(with cirrhosis) (with portal hypertension)Bar, median, prostateBarcoo disease or rotBarlow's diseaseBarodontalgiaBaron Münchausen syndromeBarosinusitisBarotitisBarotraumaBarraquer(-Simons) disease or syndrome (progressive lipodystrophy)Barrel chestBarrett'sBarré-Guillain disease or syndromeBarré-Liéou syndrome(posterior cervical sympathetic)Barth syndromeBartholinitis(suppurating)Barton's fractureBartonellosisBartter's syndromeBasalBasan's(hidrotic) ectodermal dysplasiaBaseball fingerBasedow's disease(exophthalmic goiter)BasicBasilarBason's(hidrotic) ectodermal dysplasiaBasopeniaBasophiliaBasophilism(cortico-adrenal) (Cushing's) (pituitary)Bassen-Kornzweig disease or syndromeBat earBateman'sBathing crampBathophobiaBatten(-Mayou) diseaseBatten-Steinert syndromeBatteredBattey Mycobacterium infectionBattle exhaustionBattledore placentaBaumgarten-Cruveilhier cirrhosis, disease or syndromeBauxite fibrosis(of lung)Bayle's disease(general paresis)Bazin's disease(primary) (tuberculous)Beach earBeaded hair(congenital)Beard's disease(neurasthenia)Beat(s)Beau'sBechterev's syndromeBeck's syndrome(anterior spinal artery occlusion)Becker'sBeckwith-Wiedemann syndromeBed confinement statusBed soreBed-sharing, infantBedbug bite(s)Bedclothes, asphyxiation or suffocation byBednar'sBedriddenBedsoreBedwettingBee sting(with allergic or anaphylactic shock)Beer drinker's heart(disease)Begbie's disease(exophthalmic goiter)BehaviorBehr's diseaseBehçet's disease or syndromeBeigel's disease or morbus(white piedra)BejelBekhterev's syndromeBelchingBell'sBence Jones albuminuria or proteinuria NECBendsBenedikt's paralysis or syndromeBenignBennett's fracture(displaced)Benson's diseaseBentBereavement(uncomplicated)Berger's diseaseBergeron's disease(hysterical chorea)Beriberi(dry)Berlin's disease or edema(traumatic)Berlock(berloque) dermatitisBernard-Horner syndromeBernard-Soulier disease or thrombopathiaBernhardt(-Roth) diseaseBernheim's syndromeBertielliasisBerylliosis(lung)Besnier'sBesnier-Boeck(-Schaumann) diseaseBest's diseaseBestialityBeta-mercaptolactate-cysteine disulfiduriaBetalipoproteinemia, broad or floatingBetting and gamblingBezoarBezold's abscessBianchi's syndromeBicornate or bicornis uterusBicuspid aortic valve(at birth) (congenital)Biedl-Bardet syndromeBielschowsky(-Jansky) diseaseBiermer's(pernicious) anemia or diseaseBiett's diseaseBifid(congenital)Biforis uterus(suprasimplex)Bifurcation(congenital)Big spleen syndromeBigeminal pulseBigorexiaBilateralBileBilharziasisBiliaryBilirubin metabolism disorderBilirubinemia, familial nonhemolyticBilirubinuriaBiliuriaBilocular stomachBinswanger's diseaseBiparta, bipartiteBirdBirt-Hogg-Dube syndromeBirthBirthmarkBisalbuminemiaBiskra's buttonBite(s) (animal) (human)Biting, cheek or lipBiventricular failure(heart)Björck(-Thorson) syndrome (malignant carcinoid)BlackBlackfan-Diamond anemia or syndrome(congenital hypoplastic anemia)BlackheadBlackoutBladderBlast(air) (hydraulic) (immersion) (underwater)BlastomaBlastomycosis, blastomycoticBleb(s)Blebitis, postproceduralBleeder(familial) (hereditary)BleedingBlennorrhagia, blennorrhagicBlennorrhea(acute) (chronic)BlepharelosisBlepharitis(angularis) (ciliaris) (eyelid) (marginal) (nonulcerative)