An achromatopsia that is characterized by severely impaired color discrimination, low visual acuity, nystagmus, photophobia due to the absence of functional long wavelength-sensitive and medium wavelength-sensitive cones in the retina and has_material_basis_in alteration in the red (OPN1LW) and green (OPN1MW) visual pigment gene cluster on chromosome Xq28 or in the locus control region for the red and green pigment genes, located adjacent to and 5-prime of the pigment gene cluster. (DO)
Borjeson-Forssman-Lehmann syndrome
Brunner syndrome
CD40 ligand deficiency +
Charcot-Marie-Tooth disease X-linked recessive 2
Charcot-Marie-Tooth disease X-linked recessive 3
Charcot-Marie-Tooth disease X-linked recessive 4
Charcot-Marie-Tooth disease X-linked recessive 5
CK syndrome
combined oxidative phosphorylation deficiency 6
congenital disorder of glycosylation Icc
congenital disorder of glycosylation Iy
congenital disorder of glycosylation type IIr
congenital nongoitrous hypothyroidism 9
congenital nonspherocytic hemolytic anemia 9
congenital stationary night blindness 1A
congenital stationary night blindness 2A
Dent disease +
developmental and epileptic encephalopathy 1
developmental and epileptic encephalopathy 8
Diamond-Blackfan anemia 14 with mandibulofacial dysostosis
Duchenne muscular dystrophy +
ectodermal dysplasia 1 +
factor VIII deficiency +
Fanconi anemia complementation group B
FG syndrome +
frontometaphyseal dysplasia 1
Galloway-Mowat syndrome 2
glycogen storage disease IXA
glycogen storage disease IXD
glycogen storage disease VIII
hemophilia B
hereditary sensory neuropathy X-linked
hereditary spastic paraplegia 16
hereditary spastic paraplegia 2
hereditary spastic paraplegia 34
Holoprosencephaly 13, X-linked
HRPT-related hyperuricemia
hypogonadotropic hypogonadism 1 with or without anosmia