<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, I have been experiencing excessive urination at night, shoulder cramps or spasms, and excessive anger, do you know what could be causing this?  <response>: Yes, based on your symptoms, it is possible that you have Congenital Rubella, a condition that occurs when a pregnant woman contracts rubella, and the virus is passed to her developing baby. 