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Hand & Upper Limb
intermediate
X-Type

Trigger Finger

Tendon Disorders

A 55-year-old diabetic woman presents with painful clicking and locking of her right ring finger. She describes difficulty extending the finger after gripping, requiring her to manually straighten it. On examination, there is a palpable nodule at the base of the finger and tenderness over the A1 pulley. Regarding trigger finger (stenosing tenosynovitis):

Mark each as TRUE or FALSE

A

Trigger finger results from stenosis at the A1 pulley with thickening of the tendon sheath and devel...

B

The flexor tendon sheath has 5 annular pulleys (A1-A5) and 3 cruciate pulleys (C1-C3); the A1 pulley...

C

Trigger finger occurs at the A2 pulley; the nodule forms distal to the stenosis; males are more comm...

D

Clinical grading includes Grade 1 (pain/tenderness), Grade 2 (catching), Grade 3 (triggering), and G...

E

Surgical treatment (A1 pulley release) is indicated for failed conservative treatment or Grade 4 tri...

Answer the questions to see explanations

Click T (True) or F (False) for each option