30 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
: • Triceps Jerk ... C8 • Biceps Jerk ... Dermatomes #Myotomes #diagnosis ... #neurology #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
Levels Spinal Root Sensory ... Biceps Reflex C6 ... Dorsiflexion Knee Jerk ... #differential #diagnosis ... #Neurology #Spine
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Biceps - C5, C6 ... Foot drop and sensory ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #leg #physicalexam
Principal patterns of loss of sensation.
 (a) Thalamic lesion: sensory loss throughout opposite side (rare).
Thalamic lesion: sensory ... contralateral sensory ... C6, T5, L4. ... #Diagnosis #Neurology ... Review in Clinical Neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Nerve Palsy • CN ... Nerve palsy • CN ... ophthalmology #neurology ... #differential #diagnosis ... #ocular
Congenital Nystagmus on Physical Exam
These abnormal eye movements were found in a patient with albinism. What
Diagnosis: Congenital ... Cooper Neurology ... Congenital #Nystagmus #PhysicalExam ... #ocular #clinical ... #video #neurology
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
desaturation, Scotoma, Ocular ... myelitis: Motor and sensory ... pain • Extra-CNS ... Manifestations #diagnosis ... #neurology #symptoms
Left Abducens Palsy on Ocular Examination

Dr. Sebastian Vega @oftalmopo

#Abducens #Palsy #CN6 #CNVI #Ocular #PhysicalExam #clinical #video
Abducens Palsy on Ocular ... Abducens #Palsy #CN6 ... #CNVI #Ocular # ... PhysicalExam #clinical ... ophthalmology #Neurology
Woltman’s sign on Physical Exam

53-year-old man presented with fatigue and sensitivity to cold. A physical examination
relaxation of the ankle jerk ... evaluation confirmed a diagnosis ... deep-tendon reflex, is a neurologic ... Woltmans #Signs #PhysicalExam ... Clinical #Video #Neurology
Saccadic Intrusions on Ocular Physical Exam

Saccadic intrusions (involuntary conjugate saccades that interrupt fixation)- brief jerks that
Intrusions on Ocular ... fixation)- brief jerks ... Saccadic #Intrusions #Ocular ... #PhysicalExam # ... clinical #video #neurology