osteopetrosis

An osteosclerosis that has_material_basis_in lack of bone resorption which results_in abnormally hard and brittle bones.

autosomal dominant osteopetrosis 2

An osteopetrosis characterized by autosomal dominant inheritance of sclerosis predominantly involving the spine, the pelvis, and the skull base, bone fragility and dental abscesses that has_material_basis_in mutation in the CLCN7 gene on chromosome 16p13.

autosomal recessive osteopetrosis 1

An osteopetrosis characterized by autosomal recessive inheritance that has_material_basis_in homozygous or compound heterozygous mutation in the TCIRG1 gene on chromosome 11q13.2.

acute eustachian salpingitis

A otosalpingitis with a sudden onset and a short course.

acute perichondritis of pinna

A perichondritis of auricle with a sudden onset and a short course.

frontonasal dysplasia

A syndrome that is a cleft in thes nose, a broad nose, wide spaced eyes and a widow's peak.

cartilage cancer

A connective tissue tumor that can be a benign chondroma or a maligannt chondrosarcoma.

dental abscess

A tooth disease characterized by a localized collection of pus associated with a tooth.

viral meningitis

A meningitis that has_material_basis_in a viral infection.

bacterial meningitis

A meningitis that has_material_basis_in a bacterial infection.