What is a swan neck deformity?

Swan neck deformity is a deformed position of the finger, in which the joint closest to the fingertip is permanently bent toward the palm while the nearest joint to the palm is bent away from it (DIP flexion with PIP hyperextension).Click to see full answer. Similarly, it is asked, what causes a swan neck deformity?The usual cause of a Swan Neck deformity is weakness or tearing of a ligament on the palm side of the middle joint of the finger. Sometimes it is caused by tearing of the tendon that flexes the middle joint. In other cases, injury of the tendon that straightens the end joint is the cause.Secondly, what is boutonniere deformity? Boutonniere deformity is a deformed position of the fingers or toes, in which the joint nearest the knuckle (the proximal interphalangeal joint, or PIP) is permanently bent toward the palm while the farthest joint (the distal interphalangeal joint, or DIP) is bent back away (PIP flexion with DIP hyperextension). Also, how do you treat swan neck deformity? Physical therapy and occupational therapy. If SND is mild, your doctor may recommend PT or OT as your first line of treatment. Splinting. Your doctor may advise a splint to try to correct and stabilize the SND. Soft tissue repair. PIP joint arthroplasty. Finger joint fusion. How do you treat a boutonniere deformity?The most common treatment for boutonniere deformity involves stabilizing your finger with a splint that rests on the middle joint. The splint creates pressure to straighten and immobilize the finger.