has part has part has_part characteristic of part of has modifier abnormal spinal cord dorsal horn morphology MPheno.ontology abnormal dorsal horn morphology abnormal posterior cornu morphology MA:0001119 abnormal posterior gray horn morphology abnormal posterior column morphology any structural anomaly of the pronounced, dorsolaterally oriented ridge of grey matter in each lateral half of the spinal cord Note that the synonym posterior column may refer to either the grey matter dorsal horn or the white matter dorsal column in the spinal cord. Posterior horn may also refer to a region of the brain lateral ventricles. abnormal posterior horn morphology MP:0006282 abnormal spinal cord grey matter morphology morphology abnormal dorsal horn of spinal cord