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Rare conditions starting with B
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216 conditions starting with B
- B-cell chronic lymphocytic leukemia
- B-cell lymphoma
- B-cell lymphoma, unclassifiable, with features intermediate between diffuse large b-cell lymphoma and classical Hodgkin lymphoma
- B-cell prolymphocytic leukemia
- B4GALT1-congenital disorder of glycosylation
- Babesiosis
- Baby rattle pelvis dysplasia
- Bacterial meningitis
- Bagatelle Cassidy syndrome
- Bailey-Bloch congenital myopathy
- Balantidiasis
- Baller-Gerold syndrome
- Balo concentric sclerosis
- Bamforth-Lazarus syndrome
- Band heterotopia of brain
- Banki syndrome
- Bannayan-Riley-Ruvalcaba syndrome
- BAP1-related tumor predisposition syndrome
- Baraitser-Winter syndrome
- Barber-Say syndrome
- Bardet-Biedl syndrome
- Bardet-Biedl syndrome 1
- Bardet-Biedl syndrome 10
- Bardet-Biedl syndrome 11
- Bardet-Biedl syndrome 12
- Bardet-Biedl syndrome 2
- Bardet-Biedl syndrome 3
- Bardet-Biedl syndrome 4
- Bardet-Biedl syndrome 5
- Bardet-Biedl syndrome 6
- Bardet-Biedl syndrome 7
- Bardet-Biedl syndrome 8
- Bardet-Biedl syndrome 9
- Baritosis
- Baroreflex failure
- Bartsocas-Papas syndrome 1
- Bartter disease type 3
- Bartter syndrome
- Bartter syndrome type 4
- Basal cell carcinoma with follicular differentiation
- Basal ganglia calcification, idiopathic, childhood-onset
- Basan syndrome
- Basilar migraine
- Bathing suit ichthyosis
- Baylisascariasis
- Beare-Stevenson cutis gyrata syndrome
- Becker muscular dystrophy
- Becker nevus syndrome
- Beckwith-Wiedemann syndrome
- Beemer-Ertbruggen syndrome
- Behavioral variant of frontotemporal dementia
- Behcet disease
- Behrens Baumann dust syndrome
- Bejel
- Bencze syndrome
- Benign adult familial myoclonic epilepsy
- Benign angiitis of the central nervous system
- Benign breast phyllodes tumor
- Benign concentric annular macular dystrophy
- Benign familial infantile epilepsy
- Benign familial neonatal-infantile seizures 1
- Benign familial nocturnal alternating hemiplegia of childhood
- Benign infantile focal epilepsy with midline spikes and waves during sleep
- Benign infantile seizures associated with mild gastroenteritis
- Benign intracranial hypertension
- Benign mucous membrane pemphigoid
- Benign neonatal seizures
- Benign paroxysmal tonic upgaze of childhood with ataxia
- Benign paroxysmal torticollis of infancy
- Benign partial epilepsy of infancy with complex partial seizures
- Benign partial epilepsy with secondarily generalized seizures in infancy
- Benign recurrent intrahepatic cholestasis
- Benign recurrent intrahepatic cholestasis type 1
- Benign recurrent intrahepatic cholestasis type 2
- Benign Samaritan congenital myopathy
- Bent bone dysplasia syndrome 1
- BENTA disease
- Berardinelli-Seip congenital lipodystrophy
- Berk-Tabatznik syndrome
- Bernard Soulier syndrome
- Beta Thalassemia
- Beta-D-mannosidosis
- Beta-thalassemia major
- Beta-thalassemia-X-linked thrombocytopenia syndrome
- Bethlem myopathy
- Biemond syndrome type 2
- Bietti crystalline corneoretinal dystrophy
- Bifid nose
- Bifid uvula
- Bifunctional peroxisomal enzyme deficiency
- Bilateral acute depigmentation of the iris
- Bilateral frontal polymicrogyria
- Bilateral frontoparietal polymicrogyria
- Bilateral generalized polymicrogyria
- Bilateral microtia-deafness-cleft palate syndrome
- Bilateral multicystic dysplastic kidney
- Bilateral parasagittal parieto-occipital polymicrogyria
- Bilateral polymicrogyria
- Bilateral retinoblastoma
- Bilateral striopallidodentate calcinosis
- Bile acid CoA ligase deficiency and defective amidation
- Bile duct cancer
- Biliary atresia
- Biliary tract cancer
- Bilirubin encephalopathy
- Bimanual synkinesia
- Binder syndrome
- Biotin-responsive basal ganglia disease
- Biotinidase deficiency
- Bipartite talus
- Bird headed-dwarfism, Montreal type
- Bird-headed dwarfism with progressive ataxia, insulin-resistant diabetes, goiter, and primary gonadal insufficiency
- Birdshot chorioretinopathy
- Birk-Barel syndrome
- Birt-Hogg-Dube syndrome 1
- BK-virus nephropathy
- Bladder exstrophy
- Blast phase chronic myelogenous leukemia, BCR-ABL1 positive
- Blau syndrome
- Bleeding diathesis due to thromboxane synthesis deficiency
- Blepharocheilodontic syndrome
- Blepharonasofacial malformation syndrome
- Blepharophimosis - intellectual disability syndrome
- Blepharophimosis - intellectual disability syndrome, MKB type
- Blepharophimosis - intellectual disability syndrome, Ohdo type
- Blepharophimosis - intellectual disability syndrome, SBBYS type
- Blepharophimosis - intellectual disability syndrome, Verloes type
- Blepharophimosis-ptosis-esotropia-syndactyly-short stature syndrome
- Blepharophimosis, ptosis, and epicanthus inversus syndrome
- Blepharoptosis-myopia-ectopia lentis syndrome
- Blepharospasm-oromandibular dystonia syndrome
- Blindness - scoliosis - arachnodactyly syndrome
- Bloom syndrome
- Blue color blindness
- Blue rubber bleb nevus
- BNAR syndrome
- Bockenheimer syndrome
- Body skin hyperlaxity due to vitamin K-dependent coagulation factor deficiency
- Bohring-Opitz syndrome
- Bolivian hemorrhagic fever
- Bone cancer
- Bone dysplasia, lethal Holmgren type
- Bone fragility with contractures, arterial rupture, and deafness
- Bone necrosis
- Bone osteosarcoma
- Bonnemann-Meinecke-Reich syndrome
- Boomerang dysplasia
- Borderline epithelial tumor of ovary
- Borjeson-Forssman-Lehmann syndrome
- Bosch-Boonstra-Schaaf optic atrophy syndrome
- Bosley-Salih-Alorainy syndrome
- Bothnia retinal dystrophy
- Botryoid rhabdomyosarcoma
- Botulism
- Bowen disease of the skin
- Bowen-Conradi syndrome
- Bowenoid papulosis
- Boylan dew greco syndrome
- Brachydactylous dwarfism, Mseleni type
- Brachydactyly type A1
- Brachydactyly type A4
- Brachydactyly type A7
- Brachydactyly type B
- Brachydactyly type C
- Brachydactyly type E
- Brachydactyly-arterial hypertension syndrome
- Brachydactyly-elbow wrist dysplasia syndrome
- Brachydactyly-long thumb syndrome
- Brachydactyly-mesomelia-intellectual disability-heart defects syndrome
- Brachydactyly-nystagmus-cerebellar ataxia syndrome
- Brachydactyly-preaxial hallux varus syndrome
- Brachydactyly-syndactyly syndrome
- Brachymorphism-onychodysplasia-dysphalangism syndrome
- Brachyolmia
- Brachyolmia - Maroteaux type
- Brachyolmia-amelogenesis imperfecta syndrome
- Brachyrachia (short spine dysplasia)
- Brachytelephalangy-dysmorphism-Kallmann syndrome
- Braddock syndrome
- Bradyopsia
- Brain dopamine-serotonin vesicular transport disease
- Brain malformation-congenital heart disease-postaxial polydactyly syndrome
- Brain-lung-thyroid syndrome
- Branched-chain keto acid dehydrogenase kinase deficiency
- Branchiogenic deafness syndrome
- Branchiooculofacial syndrome
- Branchiootic syndrome
- Brazilian hemorrhagic fever
- Breast angiosarcoma
- BRESEK syndrome
- Brittle cornea syndrome
- Brody myopathy
- Bronchiolitis obliterans organizing pneumonia
- Bronchiolitis obliterans with obstructive pulmonary disease
- Bronchogenic cyst
- Bronchopulmonary dysplasia of newborn
- Brooke-Spiegler syndrome
- Brucellosis
- Bruck syndrome
- Bruck syndrome 2
- Brugada syndrome
- Brugada syndrome 3
- Brugada syndrome 4
- Brunner syndrome
- Bubonic plague
- Budd-Chiari syndrome
- Bulbospinal muscular atrophy
- Bullous dystrophy, macular type
- Bullous impetigo
- Bullous pemphigoid
- Burkitt lymphoma
- Burning mouth syndrome
- Buruli ulcer
- Buschke Lowenstein tumor
- Butterfly-shaped pigment dystrophy
- Byssinosis
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