abnormal sensory neuron morphology abnormal retinal ganglion layer morphology abnormal retinal ganglion cell morphology MP:0008056 MPheno.ontology any structural anomaly of ganglion neurons located in the innermost nuclear layer of the retina of that receive visual information from photoreceptors via various intermediate cells such as bipolar cells, amacrine cells, and horizontal cells; axons from these cells form the optic nerve and connect mainly to the lateral geniculate nucleus (LGN) and to the suprachiasmatic nucleus in the brain