9 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... aracteristic "claw hand ... " ± Horner Syndrome ... Wrist drop - Occurs ... sensory #motor #arm
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... - Radial Nerve Palsy ... sleeping as in this case ... #clinical #video ... #orthopedics #msk
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Ulnar Nerve Palsy ... grip weakness caused ... #video #neurology ... physicalexam #msk #orthopedics ... #sports #hand
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
, wrist and digital ... the back of the arm ... wrist and elbow ... arises from C5, C6 ... diagnosis #neurology #orthopedics
Cover - Uncover Test Revealing CNVI Palsy

Here the Cover-Uncover test unmasks subtle right CN VI palsy.
Cover - Uncover Test ... Patient asked to focus ... #CNVI #Palsy #CN6 ... #Abducens #Nerve ... #clinical #video
Left Tongue Deviation caused by UMN XII palsy

Looks can be deceiving. The UMN innervation of most
Tongue Deviation caused ... from the left and ... Exceptions to this rule are ... CN 5,7 &12. ... #clinical #video
Piriformis Test

The Piriformis test evaluates for pain from sciatic nerve irritation caused by the piriformis muscle.
With
pain from sciatic nerve ... irritation caused ... to 90 degrees and ... Video via @open_michigan ... #sports #msk #orthopedics
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Unresponsive wakefulness syndrome ... • Locked-in syndrome ... threat Cranial Nerves ... Decorticate posturing: Arms ... Casey Albin MD @
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
DISLOCATION: ~25% cases ... Common peroneal nerve ... injury (25%) TEST ... trauma/vascular/orthopedic ... msk #clinical #video