Hip dysplasia, Beukes type

Autosomal dominant

Childhood

Hirschsprung disease

Autosomal dominant, Autosomal recessive, Multigenic/multifactorial, Not applicable

Childhood, Infancy, Neonatal

His bundle tachycardia

Unknown

Infancy, Neonatal

Histidinemia

Autosomal recessive

Infancy, Neonatal

Histidinuria-renal tubular defect syndrome

Childhood, Infancy

Histiocytic sarcoma

Adult

Histiocytoid cardiomyopathy

Autosomal recessive, Unknown, X-linked dominant

Infancy, Neonatal

Hobnail hemangioma

All ages

Holmes-Adie syndrome

Not applicable

Adult

Holocarboxylase synthetase deficiency

Autosomal recessive

Childhood, Infancy, Neonatal

Homocystinuria due to cystathionine beta-synthase deficiency

Autosomal recessive

Adolescent, Adult, Childhood

Homocystinuria due to methylene tetrahydrofolate reductase deficiency

Autosomal recessive

Infancy, Neonatal

Homocystinuria without methylmalonic aciduria

Autosomal recessive

All ages

Homozygous familial hypercholesterolemia

Autosomal dominant, Autosomal recessive

Neonatal

Homozygous hemoglobin O Arab disease

Autosomal recessive

Horizontal gaze palsy with progressive scoliosis

Autosomal recessive

Adolescent, Childhood

Hot water reflex epilepsy

Autosomal dominant

All ages

Hoyeraal-Hreidarsson syndrome

Autosomal dominant, Autosomal recessive, X-linked recessive

Infancy, Neonatal

Hughes-Stovin syndrome

Not applicable

Adult

Human infection by orthopoxvirus

Not applicable

All ages

Huntington disease

Autosomal dominant

Adolescent, Adult, Childhood, Elderly

Huntington disease-like 1

Autosomal dominant

Adult

Huntington disease-like 2

Autosomal dominant

Adult

Huntington disease-like 3

Autosomal recessive

Childhood