12 results
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
by Nerve Root Levels ... Spinal Root Sensory Motor ... C7 Dorsal Middle ... #differential #diagnosis ... #Neurology #Spine
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, T1 (median) Reflexes ... nerve in the radial ... spared in this injury ... #neurology #sensory ... #motor #arm #physicalexam
Ramsay Hunt Syndrome (Herpes zoster oticus) wit Facial Nerve Palsy
Triad: 
 - Ipsilateral facial paralysis
 -
Nerve Palsy Triad ... anterior 2/3 of tongue ... clinical #video #neurology ... clinical #video #physicalexam ... #CN7 #CNVII
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
arises from C5, C6, C7 ... The first motor ... nerve injury ... nerve injury ... #diagnosis #neurology
Types of Facial Paralysis - Peripheral vs Central Lesions

Facial weakness or paralysis may result either from
nerve, anywhere ... #CNVII #CN7 #Peripheral ... #Nerve #Paralysis ... #Bells #Palsy #Neurology ... #Diagnosis *
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... Nerves: Brainstem ... /Sensory: • Tone ... caseyalbin #PhysicalExam ... #neurology #comatose
In this video, you see right sided atrophy, right sided deviation, and fasiculations R>L, indicating a
peripheral 12th nerve ... nerves VII, IX/ ... CN VII (facial weakness ... Fasciculations #PhysicalExam ... #CN12 #Neurology
Left Tongue Deviation caused by UMN XII palsy

Looks can be deceiving. The UMN innervation of most
Left Tongue Deviation ... this rule are CN ... Deviation #UMN #CNXII ... #hypoglossal #physicalexam ... #neurology
Causes of Dysarthria - Differential Diagnosis Algorithm
Lower Motor Neuron - Slow, Low Volume, Breathy Speech, Tongue
- Differential Diagnosis ... Breathy Speech, Tongue ... Nerves VII, IX, ... hyperactive gag reflex ... #Dysarthria #Neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... damage to peroneal nerve ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #leg #physicalexam