What is the scapholunate interval?

The scapholunate interval was measured as the distance between the scaphoid and lunate at the mid-joint space between the scaphoid and lunate. An initial inter-rater reliability assessment was completed with strong inter-rater reliability.

What is scapholunate widening?

It results from the relative instability between the scaphoid and lunate bones secondary to the injury of scapholunate ligament and generally presents radiographically as a widened medial-lateral gap between the two carpal bones.

How do you treat scapholunate ligament?

Treatment for a Scapholunate ligament tear This may involve a wrist brace or a cast for 2-6 weeks, minimizing activity that causes pain such a tight gripping or pushing, and anti-inflammatory medications such as ibuprofen.

How long does it take for a scapholunate ligament tear to heal?

These injuries are usually considered as ligament sprains where one or 2 parts of this 3 part ligament is injured, but there is no instability in the wrist. They respond well to a period of immobilization in plaster (4-6 weeks) followed by analgesia and hand therapy. Recovery can take up to 18 months.

Is SLAC wrist painful?

SLAC stands for “scapho-lunate advanced collapse”. It is a painful condition of the wrist. The scaphoid and lunate are two small bones in the wrist held tightly together by a band of tissue called the scapholunate ligament.

How common is SLAC wrist?

SLAC wrist is the most common type of wrist arthritis and accounts for approximately 55 % of all wrist arthritis [14]. SLAC is an osteoarthropathy of the carpus secondary to altered stress around an unstable scaphoid.

How is scapholunate interval measured?

1. scapholunate interval should be measured at the midpoint of the adjacent parallel articular contours of the two bones (the scapholunate interval normally narrows proximal to distal)
2. widening is exacerbated on. clenched fist views. PA views with wrist in ulnar deviation (causes intercalated segment extension)

What happens after scapholunate ligament surgery?

Follow-Up: Your arm will be placed into a cast or brace that includes a thumb, wrist, and hand. If needed, you will be referred to a physical therapist to review exercises for your fingers and to control swelling. Six weeks after surgery, a removable brace can be used to protect the hand and wrist.

Can a scapholunate ligament tear heal on its own?

A scapholunate torn ligament does not heal on its own. If left untreated, a torn ligament typically leads to arthritis over time. This is because the bones of the wrist are no longer held in normal alignment.

How painful is a Scapholunate tear?

A wrist with an injured scapholunate ligament is often swollen and painful, especially with certain motions. You may also see the following symptoms: Pain when bending the wrist backward. Limited range of motion.

What is Stage 3 SLAC wrist?

Stage III SLAC wrist entails sclerosis and joint space narrowing between the lunate and capitate. Eventually, the capitate will migrate proximally into the space created by the scapholunate dissociation.