<prompt> False statement regarding subdural hematoma:Occurs on both sidesNot visible on X-raySurgery can be doneUnilateral surgery  <response>: Epidural hematoma Subdural hematoma Rupture of middle meningeal aery due to trauma to temporal bone pterion - weakest point Rupture of coical veins bridging veins due to trauma and Common in elderly Lucid interval - lucid interval; Poor prognosis Dx of choice: NCCT - Biconvex Dx of choice: NCCT - Concavo-convex Subdural hematoma is usually managed conservative or by surgery. It is usually unilateral in nature and it cannot cross as it is limited by falx. 