9 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Movement Disorders • CN ... Palsy • CN IV ... palsy • CN VI ... #neurology #differential ... #diagnosis #ocular
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... nerve in the radial ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
damage to peroneal nerve ... at fibular neck ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #leg #physicalexam
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
CNS Infection in ... HIV-Associated CNS ... Infections: • Most CNS ... Fever, headache, neck ... of the abducens nerve
Cover - Uncover Test Revealing CNVI Palsy

Here the Cover-Uncover test unmasks subtle right CN VI palsy.
unmasks subtle right CN ... a subtle right CN ... #CNVI #Palsy #CN6 ... #ophthalmology ... #ocular #physicalexam
Left Abducens Spasm on Physical Exam

A 50 yr male with left facial spasm and diplopia, with
male with left facial ... #Spasm #CNVI #CN6 ... #PhysicalExam # ... clinical #ocular ... #ophthalmology
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
CN III palsy 2. ... Neurogenic Ptosis - Neurologic ... junction, cranial nerve ... eyelid: • Third nerve ... #ophthalmology
In this video, you see right sided atrophy, right sided deviation, and fasiculations R>L, indicating a
posterior head/neck ... CN VII (facial weakness ... “mee-mee-mee;” CN ... Fasciculations #PhysicalExam ... #CNXII #CN12 #Neurology
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
glaucoma - Ocular ... Trochlear headache • CNS ... the trigeminal nerve ... #ophthalmology ... #Neurology