Retinitis Pigmentosa 44, also known as rp44, is related to microphthalmia, syndromic 9 and retinitis pigmentosa 1. An important gene associated with Retinitis Pigmentosa 44 is RGR (Retinal G Protein Coupled Receptor). Affiliated tissues include retina and eye, and related phenotypes are visual impairment and rod-cone dystrophy