22 results
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
and PIP joints ... joint hinge joint ... joint = hinge joint ... Hyperextension injury ... #Orthopedics #MSK
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
: Pathogenesis and ... Avulsion or shearing injury ... -> Ligaments tear ... #msk #diagnosis ... signs #symptoms #orthopedics
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
of a fracture does ... : Hyperflexion injury ... tender DIP joint ... Diagnosis #Management #Hand ... #Orthopedics #MSK
Boyes' Test - Flexor Digitorum Superficialis Finger Examination

Evaluate the injured finger for flexion.
Inability to flex the
Evaluate the injured ... metacarpophalangeal joint ... partial or complete tear ... #finger #hand # ... #sports #msk #orthopedics
Elson's Test - Extensor Digitorum Finger Examination

Elson's test evaluates for partial or complete tear of the
partial or complete tear ... interphalangeal joint ... extend at the PIP ... #Finger #Hand # ... #sports #msk #orthopedics
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
in the lunate ("tea ... no longer sitting ... onto outstretched hand ... , median nerve injury ... #Sports #MSK
Flexor Digitorum Profundus Test

Isolate the distal interphalangeal joint over the edge of the table and observe
interphalangeal joint ... to flex at the DIP ... partial or complete tear ... #Hand #PhysicalExam ... #sports #msk #orthopedics
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
(25%) TEST FOR: ... Check hip and ankle ... joints for associated ... #msk #clinical ... #video #nsfw
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
Differential diagnosis ... capsuloligamentous injury ... BHAGL): Avulsion fracture ... shoulder #clinical #mri ... Radiology #diagnosis #msk
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
anterior glenohumeral joint ... surgical repair Differential ... Similar injury to ... lesion #clinical #mri ... Radiology #diagnosis #msk