15 results
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
Anterior Interosseous ... Peripheral Nerve ... #physicalexam #msk ... #sports #neurology ... #orthopedics #Hand
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... "pooping duck sign ... • Exam: Swelling ... #Orthopedics #Sports ... #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... onto outstretched hand ... • Exam: Tenderness ... #Orthopedics #Sports ... #MSK
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
Dislocation - ED Management ... extended arm • Exam ... injuries: Axillary nerve ... #Orthopedics #Sports ... #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
onto outstretched hand ... • Exam: tenderness ... fracture, median nerve ... #Orthopedics #Sports ... #MSK
OK Sign - Interosseous Nerve Injury

Patients with compromise of anterior interosseous nerve will not be able
Nerve Injury ... compromise of anterior ... Injury #Finger #Hand ... clinical #video #sports ... #msk #orthopedics
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Test for Ulnar Nerve ... clinical #video #neurology ... #physicalexam #msk ... #orthopedics #sports ... #hand
Median Nerve Anatomy and Function
The Median nerve is the nerve of pre-axial hand function; pinch, delicate
Carpal tunnel ... • Anterior interosseous ... similar sensory exam ... Anatomy #diagnosis #neurology ... #orthopedics
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
sail sign or posterior ... • Exam: Swelling ... interosseous nerve ... can't make A-OK sign ... #Orthopedics #MSK
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
Exam: swelling ... interosseous nerve ... can't make A-OK sign ... #Orthopedics #Sports ... #MSK