Autosomal dominant congenital stationary night blindness is a disorder of the retina, which is the specialized tissue at the back of the eye that detects light and color.People with this condition typically have difficulty seeing and distinguishing objects in low light (night blindness).utations in the RHO, GNAT1, or PDE6B gene cause autosomal dominant congenital stationary night blindness. The proteins produced from these genes are necessary for normal vision, particularly in low-light conditions.
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IHG's Hotels Anywhere program enables you to use points or a combination of points and cash to book stays at more than 70,000 hotels worldwide that are not affiliated with IHG. Below are the numbers of points needed for one free night in a selection of popular business and leisure destinations: