DO_rare_slim NCIthesaurus disease has location Cauda equina syndrome GARD:10987 disease_ontology DOID:11577 A peripheral nervous system disease that involves an acute loss of function of the lumbar plexus, neurologic elements (nerve roots) of the spinal canal below the termination (conus) of the spinal cord. SNOMEDCT_US_2025_09_01:89356000 MESH:D000077684 ICD10CM:G83.4 ICD9CM:344.6 UMLS_CUI:C0392548 NCI:C35436 syndrome peripheral nervous system disease cauda equina