Blue cone monochromatism

X-linked recessive

Infancy

Blue diaper syndrome

Infancy, Neonatal

Body integrity dysphoria

Adolescent, Childhood

Body skin hyperlaxity due to vitamin K-dependent coagulation factor deficiency

Autosomal recessive, Unknown

Adolescent, Childhood

Bolivian hemorrhagic fever

All ages

Boomerang dysplasia

Not applicable

Antenatal, Neonatal

Borna virus encephalitis

Adolescent, Adult, Elderly

Bothnia retinal dystrophy

Autosomal recessive

Childhood

Botulism

Not applicable

All ages

Boutonneuse fever

Not applicable

All ages

Brachydactylous dwarfism, Mseleni type

Unknown

Childhood

Bradyopsia

Autosomal recessive

Childhood

Brain dopamine-serotonin vesicular transport disease

Autosomal recessive

Infancy, Neonatal

Brain-lung-thyroid syndrome

Autosomal dominant

Infancy, Neonatal

Brazilian hemorrhagic fever

All ages

Breast implant-associated anaplastic large cell lymphoma

Not applicable

Adult, Elderly

Brittle cornea syndrome

Autosomal recessive

Infancy, Neonatal

Brody myopathy

Autosomal dominant, Autosomal recessive

Adolescent, Adult, Childhood

Bronchial neuroendocrine tumor

Not applicable

Adolescent, Adult, Childhood, Elderly

Brooke-Spiegler syndrome

Autosomal dominant

Adolescent, Adult

Brucellosis

Not applicable

All ages

Brugada syndrome

Autosomal dominant, Not applicable

Adult, Childhood

Budd-Chiari syndrome

Multigenic/multifactorial

All ages

Buerger disease

Not applicable

Adult