115 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Nerve Palsy • CN ... Nerve palsy • CN ... VI (Abducens) Nerve ... One-and-a-half Syndrome ... Skew Deviation Casey
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Erb's Palsy is caused ... hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... - Causes paraesthesia ... Dislocation - May cause
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
BEE Syndromes - ... nervous system (CNS ... Inflammatory causes ... : • Susac syndrome ... • Sjögren syndrome
Hypertension and Altered Mental Status (AMS) - Differential Diagnosis Framework

Hypertension:
 • Hypertensive emergency
 • Hypertensive encephalopathy
• Cushing’s syndrome ... Hyperthyroidism CNS ... /agitation • CNS ... • Serotonin syndrome ... Differential #Diagnosis #causes
Secondary causes of Hypertension
 • Medications, Drugs, Chemo: NSAIDS, Steroids, CNI, Alcohol, Cocaine, OCP, Licorice, MAOI,
Secondary causes ... NSAIDS, Steroids, CNI ... Other Endocrine causes ... low renin HTN causes ... #Secondary #causes
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
in Wonderland Syndrome ... • CNS: parietal ... (Many causes!) ... * (most common cause ... Alice #Wonderland #Syndrome
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central Causes ... Vertigo Peripheral Causes ... fistula, Cogan's syndrome ... Vestibulocochlear Nerve (CN ... Wallenberg syndrome
Lateral Medullary Syndrome - Wallenberg's Syndrome
Acute continuous vertigo due to Posterior Circulation Stroke (usually Posterior Inferior
Lateral Medullary Syndrome ... - Wallenberg's Syndrome ... Clinical Findings: • Nausea ... Ipsilateral Horner's Syndrome ... Lateral #Medullary #Syndrome
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... Diagnosis- Compatible syndrome ... + toxo IgG • CNS ... 30% present w/ CNS ... differential #diagnosis #causes
Causes of Hyperpyrexia (Temp > 106.7° F) - Differential Diagnosis
 • Heat Stroke
 • Drug-induced: Amphetamines,
Causes of Hyperpyrexia ... • Serotonin syndrome ... Thyrotoxicosis • CNS ... Differential #Diagnosis #Causes