Thanks for your query.
A symptom complex of the headache, left red eye, swelling of he feet, legs and arms needs a proper clinical evaluation, detailed history, proper physical examination and investigation to get to the proper diagnosis.
The probable reason of swellings are:
Anemia, hypo-proteinemia, a general disorder of the kidneys or heart.
The resultant increased Blood pressure can give headache and red-eye.
Hence, it is important to have the ways to get a proper diagnosis as explained above.
I hope this answer helps you to take a proper decision to take your Mother to the physician for proper diagnosis.
These Q&A’s are for educational purposes and should not be relied upon as a substitute for medical advice you may receive from your physician. If you have a medical emergency, please call 911. These answers do not constitute or initiate a patient/doctor relationship.