Discuss this with your doctor. If the you feel the other ovary also has to be removed have a open conversation with the surgeon. I am sure he can find a way out
Next Steps
You should get over your ex. Now is the time time to take care of yourself and your health. you are very young and there is a lot more you have to achieve in life. dont waste your time thinking of past and ex's. there are better things to do.
start with a exercise regime for 30 minutes daily. - a simple morning walk. believe me it will work wonders on your mind.
you will find the inner strength to get over this
Health Tips
Try consulting a family doctor in person. there are so many ways a professional can help you deal with your problems - both physical and mental