Normal Hand Anatomy
The hand in the human body is made up of the wrist, palm, and fingers. The most flexible part of the human skeleton, the hand enables us to perform many of our daily activities. When our hand and wrist are not functioning properly, daily activities such as driving a car, bathing, and cooking can become impossible.
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Trigger Finger, also known as stenosing tenosynovitis or flexor tendonitis, is a condition where one of the fingers or thumb of the hand is caught in a bent position. The affected digit may straighten with a quick snap, similar to pulling and releasing the trigger on a gun, hence the name trigger finger.
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Dupuytren’s contracture is thickening of the fibrous tissue layer under the skin of palms, fingers, and hands which leads to curving of the finger. It is caused due to the excessive production of collagen which gets deposited under the skin. Hereditary factors, excessive alcohol consumption, diabetes, seizures, and increased age may increase the risk of developing the condition.
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De Quervain’s Tenosynovitis
De Quervain’s Tenosynovitis is a hand condition affecting a patients’ ability to move their thumb. It used to be referred to as washerwoman’s sprain or mother’s wrist but with the advent of technology, is now commonly referred to as “Blackberry thumb” from typing and texting on small handheld devices.
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Carpal Tunnel Syndrome
Carpal Tunnel Syndrome is a common, painful, progressive condition that is caused by compression of the median nerve at the wrist area.
Common symptoms of carpal tunnel syndrome include numbness and tingling sensation in all the fingers except little finger; pain and burning sensation in hand and wrist that may radiate up the arm and elbow; and weakness in hand with diminished grip strength.
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Arthroscopic Wrist Surgery
Wrist is also called as carpus, a complex joint comprised of bones and joints, ligaments and tendons, nerves, blood vessels, and muscles that hold the bones together. A fibrous cartilage present between the radius and ulna (forearm bones of the hand) separates the radioulnar joint from the rest of the wrist. Wrist connects the forearm to the hand and allows it to move. Carpal tunnel is an opening in the wrist through which the nerves and blood vessels pass.
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