Presentation
Thumb snapping - 2 wks.
Patient Data
Age: 4 yrs
Gender: Female
From the case:
Trigger thumb
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Short axis on palmer aspect of 1st metacarpo-phalangeal joint shows hypoechoic thickening around central echogenic tendon - thickened A1 pulley.
Flexure tendon is normal. There is no tenosynovitis.
There is no joint effusion.
Case Discussion
Findings of trigger thumb in pediatric age group.