Trigger finger Flashcards
1
Q
what is it?
A
abnormal flexion of the digits.
In simple terms the tendon becomes ‘stuck’ and cannot pass smoothly through the pulley.
2
Q
causes
A
It is thought to be caused by a disparity between the size of the tendon and pulleys through which they pass.
3
Q
associations
A
idiopathic
rheumatoid arthritis
diabetes mellitus
4
Q
males or females
A
females
5
Q
features
A
more common in the thumb, middle, or ring finger
initially stiffness and snapping (‘trigger’) when extending a flexed digit
a nodule may be felt at the base of the affected finger
6
Q
mx
A
steroid injection
finger splint
surgery - not responded to steroid injections
