Tendon Disorders
A 55-year-old woman with type 2 diabetes presents with painful clicking of her ring finger that has progressed over 3 months. She now describes the finger locking in flexion, requiring passive extension with her other hand. Examination reveals tenderness over the A1 pulley at the metacarpophalangeal joint level with a palpable nodule that moves with finger flexion. Regarding trigger finger (stenosing tenosynovitis):
Mark each as TRUE or FALSE
Trigger finger is caused by a size mismatch between the flexor tendon and the A1 pulley at the level...
The pulley system consists of 5 annular (A1-A5) and 3 cruciate (C1-C3) pulleys; A2 and A4 are the mo...
Trigger finger is caused by A2 pulley pathology; the nodule is in the A1 pulley itself; A1 pulley re...
The Quinnell classification grades severity: Grade I (pain/tenderness), Grade II (catching), Grade I...
Surgical release of the A1 pulley is indicated for failed conservative treatment, locked trigger fin...
Answer the questions to see explanations
Click T (True) or F (False) for each option