<prompt> A child brought to casualty with reports of violent shaking by parents. The most likely injury is?Long bone fractureRuptured spleenSubdural haematomaSkull bone fracture  <response>: Violent shaking by parent may cause subdural hematoma; whereas ruptured spleen occurs due to compression of abdomen; long bone fracture due to compression, bending, direct blow, pulling and twisting; and skull fractures due to direct blow.Caffey 1974 described the effects of shaking as a major cause of subdural haematoma and intraocular bleeding in battered babies or infantile whiplash syndrome. 