<prompt> All of the following conditions are known to cause diabetes insipidus except-Multiple sclerosisHead injuryHistiocytosisViral encephalitis  <response>: Causes of Central Diabetes insipidus Causes of Nephrogenic Diabetes insipidus Multiple sclerosis causes primary polydipsia Harrison 17 pg 2218 Ref image - pumed.com , researchgate.net 