117 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Conditions Erb's Palsy ... hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm #physicalexam
Right Oculomotor (CNIII) Palsy caused by Stroke

Dr. Bruno Farnetano @bruno.farnetano

#Oculomotor #CNIII #Palsy #clinical #video #CN3 #clinical
Oculomotor (CNIII) Palsy ... caused by Stroke ... Oculomotor #CNIII #Palsy ... clinical #video #CN3 ... video #neurology #physicalexam
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
) Nerve palsy ... ) Nerve palsy • ... One-and-a-half Syndrome ... Skew Deviation Casey ... #differential #diagnosis
CN III Palsy - Oculomotor Nerve
 • Ptosis: Loss of innervation of the levator palpebrae superior.
CN III Palsy - Oculomotor ... comparison to Horner's syndrome ... neudrawlogy #CNIII #CN3 ... #Palsy #Oculomotor ... Cranial #neurology #diagnosis
Differential diagnoses for the neuro-ophthalmologic finding of diplopia.
Neoplastic: 
 • Intraorbital meningioma 
 • Pituitary adenoma
Differential diagnoses ... VI palsy) • ... Miller-Fisher syndrome ... #Differential #Diagnosis ... #Causes #Ophthalmology
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
affecting the brain ... nervous system (CNS ... important, as early diagnosis ... Inflammatory causes ... #differential #diagnosis
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
in Wonderland Syndrome ... • CNS: parietal ... (Many causes!) ... encephalitis) • Brain ... #diagnosis #neurology
Stroke Mimics - Differential Diagnosis - MINT Mnemonic
 • Metabolic: Hyper-glycemia, Hypoglycemia, Wernicke's encephalopathy, Mitochondrial Encephalopathy
- Differential Diagnosis ... Infectious: Bell's palsy ... Vestibular neuronitis, CNS ... Todd Paralysis), Brain ... Tumor, Traumatic Brain
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Holmes-Adie Syndrome ... females Differential Diagnosis ... : • CN Ill Palsy ... dissociation • Other causes ... #Adies #Pupil #PhysicalExam
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
- Differential Diagnosis ... cranial nerve) Palsy ... : • Brain (uncal ... no neurological cause ... #differential #diagnosis