12 results
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 ... Radiology #XRay #Diagnosis ... #Sports #MSK
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings

Pars interarticularis stress fracture (spondylolysis) - most frequently in the
interarticularis stress ... S1 => Weakened stability ... Spondylolisthesis #MSK ... #diagnosis #pathophysiology ... #signs #symptoms
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
anterior shoulder instability ... Differential diagnosis ... • Bony Humeral ... GAGL): "Reverse J sign ... #msk
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
muscle, tendon, ligaments ... and underlying bone ... #Dislocation #Diagnosis ... #signs #symptoms ... #msk #orthopedics
Yergason's Test on Physical Exam
Yergason's test for biceps tendon pathology testing stability of the tendon within
pathology testing stability ... if transverse humeral ... ligament is intact ... - Lil Bone Peep ... #msk #sports
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
shearing injury -> Ligaments ... tear a portion of bone ... FemoralHead #Fractures #msk ... #diagnosis #pathophysiology ... #signs #symptoms
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
posterior) and bone ... anterior sail sign ... Fracture #Elbow #Humerus ... Radiology #XRay #Diagnosis ... #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
between all carpal bones ... "Terry Thomas" sign ... scapholunate interosseous ligament ... ("Terry Thomas sign ... #Sports #MSK
Adhesive Capsulitis (Frozen Shoulder) - Pathogenesis and Clinical Findings

 • Primary (Idiopathic): Unknown etiology, but associated
rotator cuff tear, humeral ... joint capsule ligaments ... pathophysiology #diagnosis ... #symptoms #signs ... stages #staging #msk
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
repair Differential diagnosis ... inferior glenohumeral ligament ... • Bony Bankart ... clinical #Radiology #diagnosis ... #msk