Causes of swollen and painful hands include carpel tunnel syndrome, tendinitis, simple fractures, arthritis and trigger finger or stenosing tenosynovitis, according to WebMD. Forms of arthritis that cause painful and swollen hands include rheumatoid arthritis, osteoarthritis and psoratic arthritis.
Carpel tunnel syndrome causes pain and swelling in the hands in addition to tingling, numbness and weakness in the hands, wrists or forearms, explains WebMD. Tendinitis, such as de Quervain's tendinosis, produces pain when turning the wrist, making a fist or grasping objects. Treatment of disorders that cause swelling and pain in the hands may include anti-inflammatory medications, cortisone injections or a splint to help rest the wrist and fingers. Some patients require physical therapy or surgery to reduce or eliminate symptoms such as pain and swelling.
A simple fracture causes stiffness, loss of movement and swelling when the hands are affected, explains WebMD. Treatments for fractures include casts, splints, pins, plates or wires. Surgery may be necessary for patients who fully break a bone in the hand.
Arthritis is one of the most common causes of hand pain and produces swelling, pain and stiffness in the hands, according to WebMD. Doctors may suggest treatment with splints, heat, physical therapy, and anti-inflammatory or pain medications.