& legs: 1  Serious condition of the kidney, heart, liver or blood vessels. 2  Varicose veins or inflammation of the veins (phlebitis). 3  Trauma, such as an ankle sprain. 4  Poor diet that's high in salt and carbohydrates. 5  Sodium retention. 6  Allergic reactions. 7  Neuromuscular disorders. 8  Birth control pills.
What Is Psoriatic Arthritis? Psoriatic arthritis is a form of arthritis (joint inflammation) that can occur in people who have the skin disease psoriasis. Psoriasis is a common condition characterized by scaly red and white skin patches. Psoriatic arthritis can affect any joint in the body, including the spine.
Fast Facts. 1  Psoriatic arthritis is a chronic arthritis. 2  In some people, it is mild, with just occasional flare ups. 3  In other people, it is continuous and can cause joint damage if it is not treated. 4  Early diagnosis is important to avoid damage to joints.soriatic arthritis can affect any joint in the body, and it may affect just one joint, several joints or multiple joints. For example, it may affect one or both knees. Affected fingers and toes can resemble swollen sausages, a condition often referred to as dactylitis. Finger and toe nails also may be affected.