Rheumatoid Arthritis Support Group
Rheumatoid arthritis is a chronic, inflammatory, multisystem, autoimmune disorder. It is a disabling and painful condition which can lead to substantial loss of mobility due to pain and joint destruction. The disease is also systemic in that it often also affects many extra-articular tissues throughout the body including the skin, blood vessels, heart, lungs, and...
Mood/stress can make any of this (including autoimmune conditions) worse.
A lot of people need to have depression secondary to chronic pain treated with meds and counseling. So, it isn't unheard of. Also, fibromyalgia can mimic AI issues (without the swelling), but there is such a thing as secondary fibro.
I know, not any one answer, but that's how AI conditions are. Every person is different. Glad you are getting help!