88 results
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
Radial Nerve Anatomy ... and Function The Radial ... the back of the arm ... along with the radial ... Anatomy #diagnosis #neurology
Upper Extremity Nerve Pathologies 

 • Axillary Nerves
 • Musculocutaneous Nerve
 • Radial Nerve
 • Median
Musculocutaneous Nerve • Radial ... #Pathologies #differential ... Neuropathy #anatomy #arm ... #innervation #neurology
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop - Radial ... compression of the radial ... #Wrist #Drop #Radial ... orthopedics #msk #sports ... #neurology
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
Saturday Night Palsy
Compression of Radial nerve in axilla or upper arm in patient sleeping with arm
Compression of Radial ... axilla or upper arm ... sleeping with arm ... #Night #Palsy #neurology ... #radial #nerve
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
of Hemiplegia - Differential ... Sub-Cortical (Corona radiata ... Brown-Sequard Syndrome ... #Hemiplegia #Neurology ... #Differential #
Causes of Peripheral Weakness with Sensory Changes - Differential Diagnosis Algorithm
Radiculopathy:
 • Disc
 • Spondylosis
 •
Sensory Changes - Differential ... • Peroneal • Radial ... Weakness #Sensory #Neurology ... #Differential #
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
injuries: Fractures (medial ... lateral epicondyle > radial ... dislocation + radial ... Posterior long arm ... #Orthopedics #Sports
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
Respiration None C5 Radial ... Reflex L2 Anterior Medial ... Extension None L4 Medial ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Hypokalemia - Differential ... K-ATPase which imports ... - Refeeding Syndrome ... #Hypokalemia #Differential ... potassium #low #pathophysiology