abnormal lymph node morphology MP:0000699 MP:0002339 MP:0005024 MPheno.ontology abnormal lymph gland morphology abnormal lymph node structure any structural anomaly of the oval or bean shaped bodies located along the lymphatic system that consist of densely packed lymphocytes, lymph fluid and connective tissue, and is the site where acquired immune responses are launched lymph node abnormalities lymph node dysplasia abnormal immune system organ morphology