16 results
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
: Hyperflexion injury ... with axial load ... Radiology #XRay #Diagnosis ... #Management #Hand ... #Orthopedics #MSK
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
Hyperextension injury ... with axial load ... Radiology #XRay #Diagnosis ... #Management #Hand ... #Orthopedics #MSK
Elson's Test - Extensor Digitorum Finger Examination

Elson's test evaluates for partial or complete tear of the
Digitorum Finger ... evaluates for partial ... #Hand #PhysicalExam ... #clinical #video ... #sports #msk #orthopedics
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Fractures • Extension ... Small muscles of hand ... Scissors #Nerve #Injury ... UpperExtremities #diagnosis ... #neurology
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
Hoffmann's sign (finger ... indicating cervical injury ... #video #physicalexam ... #msk #orthopedics ... #neurology #sports
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, C8 (radial) Finger ... Supinator - C5, C6 • Finger ... spared in this injury ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Ulnar Nerve Anatomy and Function
The Ulnar nerve is the nerve of hand power and control. It
is the nerve of hand ... It is the post axial ... the ring finger ... Nerve #Anatomy #diagnosis ... #neurology #orthopedics
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
no longer sitting ... onto outstretched hand ... pain with wrist extension ... , median nerve injury ... Radiology #XRay #Diagnosis
Boyes' Test - Flexor Digitorum Superficialis Finger Examination

Evaluate the injured finger for flexion.
Inability to flex the
Evaluate the injured ... may indicate a partial ... #hand #PhysicalExam ... #clinical #video ... #sports #msk #orthopedics
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
digital extension ... high radial nerve injury ... radial nerve injury ... Nerve #Anatomy #diagnosis ... #neurology #orthopedics