"Trigger finger"의 두 판 사이의 차이
| 8번째 줄: | 8번째 줄: | ||
==진단== | ==진단== | ||
*US<ref>https://www.e-ultrasonography.org/journal/view.php?doi=10.14366/usg.15051</ref> | *US<ref>https://www.e-ultrasonography.org/journal/view.php?doi=10.14366/usg.15051</ref> | ||
| − | **diffuse hypoechoic thickening of the A1 pulley and underlying flexor tendon abnormalities | + | **diffuse hypoechoic thickening(>1.1mm, normally 0.5mm) of the A1 pulley and underlying flexor tendon abnormalities |
**The affected tendons are typically swollen and appear rounder in cross-sectional views under the thickened pulley than the other fingers. | **The affected tendons are typically swollen and appear rounder in cross-sectional views under the thickened pulley than the other fingers. | ||
**visualize the locking and snapping of the flexor tendon at the MCP level | **visualize the locking and snapping of the flexor tendon at the MCP level | ||
{{-}} | {{-}} | ||
2022년 3월 4일 (금) 02:37 판
Trigger finger는 flexion 시에 손가락의 일시적인 locking이나 pain, snapping sensation을 보이는 질환이다.
임상 양상
- stenosing tenosynovitis of the flexor tendons with thickening of the A1 pulley.
- risk factor: Stress injury, DM, Gout, RA and so on.
진단
- US[1]
- diffuse hypoechoic thickening(>1.1mm, normally 0.5mm) of the A1 pulley and underlying flexor tendon abnormalities
- The affected tendons are typically swollen and appear rounder in cross-sectional views under the thickened pulley than the other fingers.
- visualize the locking and snapping of the flexor tendon at the MCP level