CABP4 and congenital stationary night blindness: • CABP4 retinopathy• Incomplete congenital stationary night blindness• Inner retinal dysfunction• Cone-rod synaptic transmission disorder with electronegative negative ERG• Foveal thinning• Normal autofluorescence• Cone-rod synaptic disorder, congenital nonprogressive• Cone dystrophy• Retinal dystrophy