<prompt> Hypernatremic dehydration in children leads to irritability, restlessness, weakness, lethargy and fever. What is the most devastating consequence of hypernatremia in children?SeizuresHyperglycemiaBrain hemorrhageHypocalcemia  <response>: Brain hemorrhage -most devastating consequence of acute severe hypernatremia. Due to hypernatremia, extracellular osmolality increases Osmotic shift of water from neurons- leading to shrinkage of brain Tearing of meningeal vessels - Intracranial hemorrhage Seizures- sequelae to intracranial hemorrhage 