... 6–7 TEXTBOOK OF TRAUMATIC BRAIN INJURY Chronic presentation of traumatic brain injury A 5 2- year-old man had a high-impact closed head injury 30 years before scanning He presented with a 30-year ... * 2, 40 Globus pallidus 2, 40 Diencephalon –– Thalamus * 2, 4,34, 52 Hypothalamus * 2, 4,10,36,47, 52 Limbic system –– Amygdala ** 11 ,29 Hippocampus ** 5,14–16 Fornix * 22 ,24 ,25 Mammillary body * 22 ,25 ... 14:416– 423 , 20 02 55 Zhang L, Ravdin LD, Relkin N, et al: Increased diffusion in the brain of professional boxers: a preclinical sign of traumatic brain injury? AJNR Am J Neuroradiol 24 : 52 57, 20 03...