Cindi
                    
                    
                    
                    
                    
                    
                    
                        
                        
                        I have nephrogenic diabetes insipidus. It is heriditary and very rare , most cases of diabetes insipidus  are not , and are cause by head injuries , (this sounds like you  possibly, but strange to just get symptoms now ??? I will be happy to answer any questions you have , if you don't have the answers yet, I've lived with it all my life...