Does the thumb have a volar plate?
The fibrocartilaginous volar plate of the thumb interphalangeal joint is anatomically quite similar to the volar plate of the digital proximal interphalangeal joint.
Where is the volar plate of thumb?
In contrast to the volar plates of the MCP joints of the fingers, the volar plate of the thumb MCP joint is a thick structure firmly attached to the base of the proximal phalanx. It forms the bottom of a two-sided box, the sides of which are made up of the collateral ligaments.
What is the purpose of volar plate?
The volar plate helps maintain stability of the PIPJ in the anteroposterior plane and prevents PIPJ hyperextension. The volar plate is a multilayered condensation of fibrocartilagenous tissue lying between the flexor tendons and the palmar PIPJ capsule.
How do you treat volar plate injury?
Most volar plate injuries respond well to non-surgical treatment. This includes rest, short periods of splinting and hand therapy. If the damage is severe, the joint is unstable or a fracture is present, surgery may be necessary.
Does a volar plate injury hurt?
When a volar plate injury occurs, there is usually: Immediate pain in the joint. Loss of motion in the joint. Swelling.
How long does a volar plate injury take to heal?
Most volar plate injuries heal without any problems in about six weeks. You should regain movement quickly with regular exercise (within four weeks). However, it may take several months for your symptoms to settle completely – these can include pain or discomfort, stiffness, decreased strength and swelling.
What is volar aspect of hand?
Medical Definition of volar. : relating to the palm of the hand or the sole of the foot specifically : located on the same side as the palm of the hand the volar part of the forearm.
What is a volar plate injury?
Volar plate injury – Symptoms, Causes & Treatment. The volar plate is a very thick ligament which joins two bones in the finger. A volar plate injury occurs when the finger is bent too far back the wrong way, spraining (tearing) the ligament. Here we explain the symptoms, causes, and treatment for a Volar plate injury.
What is a volar plate avulsion?
Volar plate avulsion injuries are a type of avulsion injury. The volar plate of the proximal interphalangeal (PIP) joint is vulnerable to hyperextension injury, in the form of either a ligament tear or an intra-articular fracture.