TY - CHAP M1 - Book, Section TI - Traumatic Brain Injury A1 - Watanabe, Thomas K. A1 - Marino, Michael H. A2 - Maitin, Ian B. A2 - Cruz, Ernesto Y1 - 2015 N1 - T2 - CURRENT Diagnosis & Treatment: Physical Medicine & Rehabilitation AB - ESSENTIALS OF DIAGNOSISTraumatic brain injury (TBI) may be mild, moderate, or severe.In mild TBI, duration of loss of consciousness (LOC) is 24 hours, duration of PTA is >7 days, and GCS score is ≤ 8.Computed tomography (CT) scan of the head is the ­initial imaging modality of choice. SN - PB - McGraw-Hill Education CY - New York, NY Y2 - 2024/04/18 UR - accessmedicine.mhmedical.com/content.aspx?aid=1105128322 ER -