Hi welcome to Health care magic forum. You got operated 12years ago and so far you are comfertable. Now due to age and stress
the muscles tendons and ligaments will have degenerative changes and swellings causing such pain and discomfert.
I advise you to consult an orthopedic surgeon for diagnosis and treatment. You may have to get mri
besides other routine tests
for confermation of the condition. Any how it is curable by conservative treatment.
Besides i advise yo to follow some diet recomendations as avoid taking potato other tubers tomato egg and sea foods.
Take more of green leafy vegetables pulses sprouts meat fruits and juices to build blood general health and general
well being for good recoverx.
Wishing for a quick recovery and thanks for calling.