13 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Disorders • CN ... PalsyCN IV ... palsyCN VI ... One-and-a-half Syndrome ... ophthalmology #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Conditions Erb's Palsy ... Saturday night palsy ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
CN VI palsy ... for ptosis with CN ... Ill palsy ... • Neurologic ... #Algorithm #Causes
Left Tongue Deviation caused by UMN XII palsy

Looks can be deceiving. The UMN innervation of most
Tongue Deviation caused ... CN 5,7 &12. ... the preserved movements ... #clinical #video ... #physicalexam #neurology
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 ... #PhysicalExam #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
CNS Infection in ... Multiple infections are ... • Suspect in movement ... hearing loss, palsy ... of the abducens nerve
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
the follow up video ... (no horizontal movement ... of this are tumors ... the hospital, diagnosed ... ophthalmology #neurology
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
pupil with third nerve ... palsy - Tentorial ... • Extraocular movement ... deficits (CN Ill ... #differential #diagnosis
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
- Differential Diagnosis ... include a: • Neurologic ... (CN 8) ... II ○ Susac’s syndrome ... Noise trauma ○ MS
HORNY PAMELA Mnemonic for Horner’s Syndrome

Horner’s syndrome is classically associated with ptosis, miosis, and anhidrosis.
This is caused by ... by sympathetic nerve ... less severe than CN ... III palsy). ... #Diagnosis #Neurology