9 results
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
of elbow, wrist ... the back of the arm ... and elbow joints ... nerve injury ... nerve injury
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Dislocation On lateral ... extension • ... fracture, median nerve ... injury • ED ... Management: Pain
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... nerve in the radial ... spared in this injury ... sensory #motor #arm ... #physicalexam
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 ... by Nerve Root Levels ... Respiration None C5 Radial ... C6 Dorsal Thumb Wrist ... Hamstring Reflex S1 Lateral
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
Fractures (medial/lateral ... epicondyle > radial ... anterior interosseous nerve ... ), ligamentous injury ... Posterior long arm
Orthopedic Dislocations (Shoulder, Elbow and Hip) - Diagnosis and Management Summary
Shoulder Dislocation
 • Fall on the
Diagnosis and Management ... the humeral head laterally ... common), Anterior, Lateral ... fully as a test ... of dash board injury
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Pathophysiology: • Severe injury ... Awareness • Injury ... threat Cranial Nerves ... flexed at the elbow ... caseyalbin #PhysicalExam
 The following #reflexes are routinely tested, and the response elicited is graded from zero to
the side of a nerve ... or spinal root injury ... the patient's elbow ... the supporting arm ... Wrist clonus is
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Presentation: Injury ... extensors of the arms ... Hyperreflexia develops later ... negative, MOG-IgG test ... brain and/or optic nerve