Hello Friend, Good that you are seeking a help. I can understand your suitation well. In such suitations, do use any more mental issues terms like anxiety or depression to her. She will get upset because of the previous hospitalization experience.
Use
health checkup kind of reasons to take her to doctor or use online options through Practo as it will be easy and convenient to do such assessments from home. Try..
Next Steps
Feel free to reach out to me online for further help.