The symptomatic triad of bleeding between the brain and skull (known as subdural or
subarachnoid hematomas), bleeding behind the retinas, and brain swelling is both the core of an SBS diagnosis and the point of departure for the syndrome's skeptics.
... experienced a severe head injury on July 31, 2010 which resulted in extensive post traumatic imaging findings including grade 1 and 2 diffuse axonal injury,
subarachnoid hemorrhage including involvement of basal cisterns, intraventricular hemorrhage, multiple subdural
hematomas, small epidural
hematoma and left frontal and bilateral temporal hemorrhagic contusions.