9 results
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
is the nerve of elbow ... and elbow joints ... nerve injury ... nerve injury ... Anatomy #diagnosis #neurology
Varus Stress Test for Radial (Lateral) Collateral Ligament Stability on Elbow Examination

Radial collateral ligament stability can
Varus Stress Test ... for Radial (Lateral ... Examination Radial ... #RCL #Radial #Lateral ... clinical #video #sports
Inverted Supinator Test

Useful for identifying a lesion at the C5-C6 spinal cord level.  Tapping the
Tapping the radial ... normally elicits elbow ... radial deviation ... as the inverted radial ... #IRR #Radial
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
with the distal radius ... with the distal radius ... , triquetrum), radial ... , median nerve injury ... #Carpal #Radiology
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Spinal Cord Injury ... Respiration None C5 Radial ... C6 Dorsal Thumb Wrist ... Middle Finger Elbow ... differential #diagnosis #Neurology
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
lateral epicondyle > radial ... ), ligamentous injury ... dislocation + radial ... Dislocation #Posterior #Radiology ... #Orthopedics #Sports
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Extension C6, C7, C8 (radial ... Extension - C7, C8 (radial ... Extension - C7, C8 (radial ... damage to the radial ... nerve in the radial
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
• Due to injury ... box, pain with wrist ... injuries: distal radius ... Scaphoid #Carpal #Radiology ... #Orthopedics #Sports
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Pathophysiology: • Severe injury ... Awareness • Injury ... blinks to threat Cranial ... flexed at the elbow ... #PhysicalExam #neurology