10 results
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
Midcarpal Instability ... Intrinsic Midcarpal Instability ... with an audible “clunk ... #Wrist #msk #orthopedics ... #clinical #video
Jerk Test for Glenohumeral Joint Posteroinferior Instability

The arm is held at 90 degrees abduction and internal
Posteroinferior Instability ... /clunk as it returns ... #clinical #video ... physicalexam #shoulder #msk ... #orthopedics #sports
Watson's Test for Scapholunate Instability

1) The examiner places a thumb over the scaphoid tubercle, applying dorsal
for Scapholunate Instability ... Interpretation: A painful clunk ... #wrist #clinical ... #physicalexam #orthopedics ... sports #scaphoid #msk
Subtrochanteric Femur Fracture: Pathogenesis and clinical findings
 • Subtrochanteric region spans 5 cm distally from the
Pathogenesis and clinical ... in elderly Causes ... #msk #orthopedics ... #diagnosis #differential ... #causes #pathophysiology
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Absence of a fracture ... joint needs to be clinically ... Finger deformity caused ... flexion due to inability ... #MSK
Chronic distal radiocubital instability.
The function of this joint is the rotation of the forearm or pronosupination,
ARCD instability ... In this case it ... #radioulnar #wrist ... #Wrist #msk #orthopedics ... #clinical #video
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
HAGL) can be a cause ... anterior shoulder instability ... Differential diagnosis ... BHAGL): Avulsion fracture ... Radiology #diagnosis #msk
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
Case description ... surgical repair Differential ... medially → CHRONIC INSTABILITY ... #mri #clinical ... Radiology #diagnosis #msk
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
DISLOCATION: ~25% cases ... CLINICAL: instability ... trauma/vascular/orthopedic ... Posterior #Injury #msk ... #clinical #video
Transient Patellar Dislocation - MSK Radiology
Imaging Findings:
 • Hyperintense marrow edema of the anterolateral femoral condyle
Dislocation - MSK ... maltracking and instability ... Differential diagnosis ... patella #knee #clinical ... #mri #clinical