20 results
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
X-Ray Mallet finger ... lateral extensor ... central band of extensor ... Terry thomas sign ... #differential #diagnosis
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Finger Flexion ... • Extension of ... adduction) OK Sign ... Scissors #Nerve #Injury ... UpperExtremities #diagnosis
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
of a fracture does ... joint needs to be clinically ... : Hyperflexion injury ... Radiology #XRay #Diagnosis ... #Orthopedics #MSK
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
associated avulsion fractures ... Hyperextension injury ... reduction • Splint: Finger ... Radiology #XRay #Diagnosis ... #Orthopedics #MSK
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
Pathogenesis and clinical ... Avulsion or shearing injury ... onto lateral hip Signs ... #msk #diagnosis ... pathophysiology #signs
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 ... pain with wrist extension ... Orthopedics #Sports #MSK
OK Sign - Interosseous Nerve Injury

Patients with compromise of anterior interosseous nerve will not be able
Nerve Injury ... Interosseous #Nerve #Injury ... #Finger #Hand # ... PhysicalExam #clinical ... #msk #orthopedics
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
Positive Hoffmann's sign ... indicating cervical injury ... #reflex #clinical ... #hand #video #physicalexam ... #msk #orthopedics
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
dorsally and no longer ... pain with wrist extension ... , median nerve injury ... Radiology #XRay #Diagnosis ... Orthopedics #Sports #MSK
Wartenberg's Sign on Physical Exam

Wartenberg's sign consists of involuntary abduction of the little finger, caused by
Wartenberg's Sign ... of the little finger ... action of the extensor ... #PhysicalExam #clinical ... #video #hand #mask