Primary essential cutis verticis gyrata

Adolescent, Adult

Primary failure of tooth eruption

Autosomal dominant

Primary familial polycythemia

Autosomal dominant

All ages

Primary hepatic neuroendocrine carcinoma

Not applicable

Adult

Primary hyperaldosteronism-seizures-neurological abnormalities syndrome

Not applicable

Infancy, Neonatal

Primary hypereosinophilic syndrome

All ages

Primary hypergonadotropic hypogonadism-partial alopecia syndrome

Autosomal recessive

Neonatal

Primary hyperoxaluria

Autosomal recessive

All ages

Primary hypomagnesemia with hypercalciuria and nephrocalcinosis

Autosomal recessive

Childhood, Infancy

Primary hypomagnesemia with secondary hypocalcemia

Autosomal recessive

Infancy, Neonatal

Primary hypomagnesemia-generalized seizures-intellectual disability-obesity syndrome

Autosomal dominant, Autosomal recessive

Childhood, Infancy

Primary hypomagnesemia-refractory seizures-intellectual disability syndrome

Autosomal dominant

Infancy, Neonatal

Primary immunodeficiency syndrome due to P14/LAMTOR2 deficiency

Autosomal recessive

Infancy, Neonatal

Primary immunodeficiency with natural-killer cell deficiency and adrenal insufficiency

Autosomal recessive

Childhood

Primary immunodeficiency with post-measles-mumps-rubella vaccine viral infection

Autosomal recessive

Infancy

Primary intestinal lymphangiectasia

All ages

Primary lateral sclerosis

Autosomal dominant, Autosomal recessive, Not applicable

Adult, Elderly

Primary mediastinal large B-cell lymphoma

Multigenic/multifactorial, Not applicable

Adult

Primary melanoma of the central nervous system

Adult

Primary membranoproliferative glomerulonephritis

Not applicable

Adult

Primary membranous glomerulonephritis

Adult

Primary microcephaly-epilepsy-permanent neonatal diabetes syndrome

Autosomal recessive

Neonatal

Primary microcephaly-mild intellectual disability-young-onset diabetes syndrome

Autosomal recessive

Adolescent, Childhood

Primary myelofibrosis

Not applicable

Adult