has part has part characteristic of has modifier enteric neuron Abnormal enteric neuron morphology Enteric neuronal degeneration Deterioration of enteric neurons with impairment of enteric neuronal structure. Typical neuropathological findings include qualitative (e.g., neuronal swelling, intranuclear inclusions, axonal degeneration) and quantitative (e.g., reduction in the number of neurons) abnormalities of the enteric neurons. abnormal degenerate