14 results
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
to make the OK sign ... #OK #Sign #OKSign ... #clinical #video ... #physicalexam #msk ... #sports #neurology
Diagram of different types of bone tumors that can occur around the knee on XRay -
different types of bone ... blade of grass sign ... ) • Enostosis/bone ... #Bone #Tumors # ... Diagnosis #Bony
Froment's Sign - Ulnar Nerve Injury

Patients with compromise of the ulnar nerve will not be able
Froment's Sign - ... Ulnar Nerve Injury ... #Ulnar #Nerve # ... Injury #Hand #PhysicalExam ... #sports #msk #orthopedics
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
fractured carpal bone ... "pooping duck sign ... common carpal bone ... "pooping duck sign ... #MSK
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
different types of bone ... • Aneurysmal bone ... blade of grass sign ... #Diagnosis #Radiology ... #XRay #MSK #pediatrics
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
bone cortex • ... anterior sail sign ... onto outstretched hand ... can't make A-OK sign ... #Orthopedics #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... • Due to injury ... ("Terry Thomas sign ... onto outstretched hand ... #MSK
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
underlying bone ... joint capsule or bone ... #Dislocation #Diagnosis ... #signs #symptoms ... #msk #orthopedics
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
injuries: Axillary nerve ... fracture (10%), bony ... #Diagnosis #Management ... #Orthopedics #Sports ... #MSK
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
Stimulation of nerve ... in subchondral bone ... subcondral bone ... Extra-articular signs ... pathophysiology #signs