Rheumatoid Arthritis
Has pain or swelling of joints of hands, feet, ankles, knees. It may involve lungs and heart to cause breathlessness. Dry eyes or mouth may happen. Ulcers over feet called vasculitis or pain and numbness in feet can occur. 
Symptoms
Treated with short course of steroids, methotrexate, leflunamide, tofacitinib or biologicals like Etanercept, Adalimumab or Rituximab
Ankylosing Spondylosis
Low back pain, more in the morning, red painful eyes, arthritis of various joints, loose stools
Treated with methotrexate, leflunamide or biologicals like Etanercept, Adalimumab
SLE Lupus
Old chronic symptoms of joint pain, low blood or platelets, mouth ulcers, rash over the face, protein or blood in urine, kidney problem, fluid in lungs, heart, legs or abdomen
Symptoms
Treated with steroids, methotrexate, leflunamide, , azathioprine, MMF, tacrolimus or biologicals Rituximab
Psoriatic Arthritis
Arthritis in Psoriasis. Finger or toe may be swollen.
Symptoms
Treated with methotrexate, leflunamide, cyclosporine, aprilimast or biologicals infliximab, Adalimumab