RT Book, Section A1 Katie Ihnen, S. A2 Hershey, Andrew D. SR Print(0) ID 1195237905 T1 Disorders of the Spinal Cord T2 CURRENT Diagnosis & Treatment Pediatric Neurology YR 2023 FD 2023 PB McGraw Hill Education PP New York, NY SN 9781260457520 LK neurology.mhmedical.com/content.aspx?aid=1195237905 RD 2024/03/28 AB ESSENTIALS OF DIAGNOSISSpinal cord disorders can be organized into categories based on chronicity and etiology, keeping in mind that the categories are not rigid (eg, some entities can present either acutely or subacutely):NontraumaticChronicSubacuteAcuteTraumaticAcutePathophysiology and epidemiology vary significantly by etiology.Certain anatomic variants (eg, spinal canal stenosis, disk herniation, osteophytes, abnormal ligamentous structures), chromosomal anomalies (eg, trisomy 21), connective tissue disorders (eg, Ehlers-Danlos), and bleeding diatheses (eg, hemophilia) can predispose to or worsen the impact of spinal cord injury.Some of the following sections are treated separately for nontraumatic and traumatic etiologies.