- infantile Refsum disease [DOID:0050444]
A peroxisomal disease that is characterized by neurological impairment, intellectual disability, hepatosplenomegaly and ichthyosis and results from the accumulation of very long chain fatty acids and phytanic acid, secondary to mutation in the PEX genes.
- Zellweger syndrome [DOID:905]
A peroxisomal biogenesis disorder that is characterized by the reduction or absence of functional peroxisomes in the cells of an individual that has_material_basis_in autosomal recessive inheritance of a mutation in the peroxisome biogenesis factor (PEX) genes.