A pink or dull-red, scaly skin rash occurring in patches, especially on the back of the arms, front of the legs and scalp
Inflammation of the joints, especially in the fingers, toes or spine
Morning joint stiffness
Lower back pain
Psoriatic arthritis can affect other parts of the body. For example, fatigue and anemia are common in people with active psoriatic arthritis. Frequently, the arthritis is accompanied by inflammation of tendons and the spots where tendons attach to bones, such as in the heel or fingers.