Hello Friend, Good that you are seeking a help here. Sorry to hear about your suitation and all our prayers for his recovery. Don't loose your hope. Don't be decisive based on current suitation and think of any hasty decisions. You are the moral support for him.
Would suggest you to get a counseling support done for yourself to manage your emotions and accept the reality. With a open discussions, you will be able to see a different prepective about yourself and about your problems.
Be positive. You will be alright soon.
Next Steps
Feel free to reach out to me online for further assistance.