Mondo Description Spinocerebellar ataxia type 34 (SCA34) is a subtype of autosomal dominant cerebellar ataxia type I (ADCA type I), characterized by papulosquamous, ichthyosiform plaques on the limbs appearing shortly after birth and later manifestations including progressive ataxia, dysarthria, nystagmus and decreased reflexes.

Uniprot Description A form of spinocerebellar ataxia, a clinically and genetically heterogeneous group of cerebellar disorders. Patients show progressive incoordination of gait and often poor coordination of hands, speech and eye movements, due to degeneration of the cerebellum with variable involvement of the brainstem and spinal cord. SCA34 is an autosomal dominant form characterized by the association of progressive cerebellar ataxia with erythrokeratodermia variabilis.

Disease Ontology Description An autosomal dominant cerebellar ataxia that is characterized by papulosquamous, ichthyosiform plaques at birth and progressive ataxia, dysarthria, nystagmus and hyporeflexia, has_material_basis_in mutation in the ELOVL4 gene.