51 results
Cranial Nerve Nuclei - Cross Sectional Anatomy
CN III - Oculomotor Nerve
CN IV - Trochlear Nerve
CN V
Cranial Nerve Nuclei ... Cross Sectional Anatomy ... CN VII - Facial ... Nerve CN X - Vagus ... #neurology
Bell's Palsy
Bell’s Palsy is a damage, acute weakness, or paralysis of the Facial nerve (7th CN),
paralysis of the Facial ... nerve (7th CN), ... happens when the facial ... #Bells #Palsy #neurology ... #anatomy #pathophysiology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, C8 (radial) Supination ... , C8 (radial) Finger ... , C8 (radial) ... nerve in the radial ... #neurology #sensory
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
Radial Nerve Anatomy ... Radial nerve is ... arises from C5, C6, C7 ... #Nerve #Anatomy ... #diagnosis #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
Ramsay Hunt Syndrome (Herpes zoster oticus) wit Facial Nerve Palsy
Triad: 
 - Ipsilateral facial paralysis
 -
zoster oticus) wit Facial ... - Ipsilateral facial ... zoster #oticus #Facial ... #neurology #clinical ... #CN7 #CNVII
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Radial Nerve Wrist ... Extension C6 Radial ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
CN III Palsy - Oculomotor Nerve
 • Ptosis: Loss of innervation of the levator palpebrae superior.
Nerve • Ptosis ... comparison to Horner's syndrome ... rectus, and inferior ... #Cranial #neurology ... #diagnosis
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
Sub-Cortical (Corona radiata ... Nerve Palsies ... Findings: ipsilateral facial ... Brown-Sequard Syndrome ... #Hemiplegia #Neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
palsy • Medial ... Syndrome • Cavernous ... Skew Deviation Casey ... ophthalmology #neurology ... #differential #diagnosis