10 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
and Myotomes Motor ... nerve in the radial ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
Causes of Hemiplegia ... (Contralateral motor ... Nerve Palsies ... Lesions Above ~C5 ... #Hemiplegia #Neurology
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
the back of the arm ... It arises from C5 ... , C6, C7 , C8 and ... The first motor ... #diagnosis #neurology
Types of Facial Paralysis - Peripheral vs Central Lesions

Facial weakness or paralysis may result either from
peripheral lesion of CN ... peripheral lesion of CN ... #CNVII #CN7 #Peripheral ... #Bells #Palsy #Neurology ... #Diagnosis *
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
Cord Injury by Nerve ... Levels Spinal Root Sensory ... Motor Reflex C4 ... C6 Dorsal Thumb Wrist ... #Neurology #Spine
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
anywhere in the CNS ... from the cerebral cortex ... the differential diagnosis ... hyporeflexia without sensory ... cord, peripheral nerve
Left Tongue Deviation caused by UMN XII palsy

Looks can be deceiving. The UMN innervation of most
Tongue Deviation caused ... CN 5,7 &12. ... Deviation #UMN #CNXII ... palsy #clinical #video ... #physicalexam #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... the bilateral cortex ... Nerves: Brainstem ... /Sensory: • Tone ... #PhysicalExam #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... extensors of the arms ... , motor, or autonomic ... brain and/or optic nerve ... #management #neurology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
vasculitis • Sensory ... and/or motor neuropathy ... muscle weakness • Nerves ... tract, and often causes ... chorioretinitis, CNS