Thanks for all these additional details.
I can understand your concern.
Well, it could be related with enlarged Lymph node. Abnormal Lymph node enlargement commonly results from infection / immune response/ inflammatory condition.
It may also occur in Immune or autoimmune disorders
Swelling of ankles and feet is due to collection of fluid, it occur in these parts of the body due to gravity. This should not be left ignored and have to urgently checked by doctor.
Some of the common causes for such symptoms are-
Heart, Kidney, Liver disease, Nephrotic syndrome or Arthritis.
Sometimes it may occur without any disease due to prolonged standing.
This can also occur due to electrolyte imbalance, neuropathy or thyroid disorder.
Usually diagnosis is reached with help of detailed medical history , clinical examination and few investigations.
For the time, Keep your legs elevated.
Avoid smoking and alcohol(if you do ).Also wearing compression stockings will be helpful.
Please start with your primary doctor and get it clinically evaluated.
Hope this helped
If you have any further question then you can ask me.
Please leave positive rating above the chat box so I can get credit for helping you today
we only get after positive feedback.
Bonus is highly appreciated.
We are here to help you until you satisfy.