carpal tunnel
Học thuậtThân thiện
Definition
Noun: A narrow, rigid passageway in the wrist, formed by bones and ligaments, through which the median nerve and the tendons of the hand's flexor muscles pass.
Usage
The term "carpal tunnel" refers specifically to the anatomical structure. It is most commonly used in a medical context when discussing conditions affecting this area. * The carpal tunnel protects the vital tendons and nerves that control hand movement. * Repetitive motions can cause swelling that puts pressure on the median nerve within the carpal tunnel.
Examples
- The surgeon carefully released the transverse carpal ligament to decompress the carpal tunnel.
- Symptoms of tingling in the thumb and fingers often originate from compression in the carpal tunnel.
- An MRI can show the detailed anatomy of the carpal tunnel.
Advanced Usage
- Carpal Tunnel Syndrome (CTS): This is the primary and most important compound term. It refers to the medical condition characterized by numbness, tingling, and weakness in the hand, caused by pressure on the median nerve as it travels through the carpal tunnel.
- Typing for long hours without proper ergonomics can contribute to carpal tunnel syndrome.
Variants and Related Words
- Carpal Tunnel Syndrome (n): The clinical condition associated with the carpal tunnel structure.
- Carpal (adj): Relating to the wrist bones (carpals). Example: .
- Tunnel (n): An underground or enclosed passageway. The carpal tunnel is a specific anatomical tunnel.
Synonyms
- Anatomical canal (in a general structural sense)
- Fibro-osseous passage (a more technical description)
Related Phrases
- Carpal tunnel release: A surgical procedure to relieve pressure on the median nerve by cutting the ligament that forms the roof of the carpal tunnel.
- After conservative treatments failed, she opted for carpal tunnel release surgery.
- Carpal tunnel decompression: Another term for the surgical procedure to relieve pressure within the carpal tunnel.
Noun
- a passageway in the wrist through which nerves and the flexor muscles of the hands pass