<unk>  is an<unk>  associated with psoriasis in some<unk> tients.<unk>  typically affects joints of fingers and toes but also affects spine, and sacroiliac joints. The cause is not clearly understood. Genes, body defense mechanisms and environmental factors act as triggering agents for the disease development and progression. Signs and symptoms come and go, depending on the degree of tissue inflammation. When the disease is active, the following symptoms appear including joint<unk> in, swelling, joint tenderness, morning stiffness, decreased range of motion, deformed nails, sausage shaped fingers, and<unk> in at the sites of ligament insertion. Treatment opinion includes medications, physical therapy and surgery. The opinion depends on the severity of the disease. Prognosis of<unk>  varies from person to person. Some<unk> tients may get less aggressive over time, while others may lose their abilities to do daily tasks. Joint images such as x-ray and MRI, ultrasound may help track the progression of disease in the joints over time.
Psoriatic arthritis
Reactive arthritis
Crystal arthritis
Rheumatoid arthritis
Juvenile idiopathic arthritis
Enteropathic arthropathy
Oligoarthritis
Relapsing polychondritis