6 - Trigger finger Flashcards
1
Q
briefly describe anatomy of trigger finger?
A
2 tendons to each finger, they run in sheaths - when these sheaths thicken, a pulley is created - swelling in tendon catches on the pulley created
2
Q
M:F?
A
F>M
3
Q
which fingers are most commonly affected?
A
ring > thumb > middle
4
Q
4 associations of TF?
A
local trauma, RA, DM, gout
5
Q
4 signs for recognising TF?
A
1 - clicking sensation with movement of digit, 2 - lump in palm under pulley, 3 - use other hand to unlock finger, 4 - clicking progressing to locking
6
Q
how to diagnose TF?
A
palpable lump in palm over A1 pulley, feel the triggering around the A1 pulley
7
Q
2 non-operative treatments?
A
splintage, steroids
8
Q
2 operative treatments?
A
percutaneous release, open surgery
