かんせつこうしゅく
関節拘縮
Arthrogryposis
日常生活における活動性が低くなることによって起こる関節が硬くなる状態。寝たきりや体を動かす機会が少ない人は関節が硬くなりやすく、曲げたり伸ばしたりするのが難しくなる。
The state where the joints become hardened (stiffened) which is caused by a decrease of activity in daily life. The joints of people who are bedridden or have few opportunities to move their bodies are easier to become hardened (stiff), and it becomes difficult to bend and straighten them.