13 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
: • Triceps Jerk ... C8 • Biceps Jerk ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
) Nerve palsy ... ) Nerve palsy • ... ophthalmology #neurology ... #differential #diagnosis ... #ocular
Left Abducens Palsy on Ocular Examination

Dr. Sebastian Vega @oftalmopo

#Abducens #Palsy #CN6 #CNVI #Ocular #PhysicalExam #clinical #video
Left Abducens Palsy ... on Ocular Examination ... #CN6 #CNVI #Ocular ... #PhysicalExam # ... ophthalmology #Neurology
Traumatic Lateral Rectus Palsy on Ocular Examination

Impaired left lateral eye movement with left gaze after MVA.
Lateral Rectus Palsy ... on Ocular Examination ... Abducens #CNVI #CN6 ... #Ocular #physicalexam ... clinical #video #neurology
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Differential Diagnosis ... glaucoma - Ocular ... • CNS Vasculitis ... #differential #diagnosis ... ophthalmology #Neurology
Headache Etiologies and Associated Spectrum of Severity of Disease by System
Critical, Emergent and Non-Emergent Causes
CNS, neurologic,
Headache Etiologies ... Non-Emergent Causes CNS ... vascular disease Ocular ... #differential #diagnosis ... #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... cells per μL • Diagnosis ... Symptoms: Fever, headache ... Symptoms: Fever, headache ... hearing loss, palsy
Cover - Uncover Test Revealing CNVI Palsy

Here the Cover-Uncover test unmasks subtle right CN VI palsy.
Revealing CNVI Palsy ... #CN6 #Abducens ... clinical #video #neurology ... ophthalmology #ocular ... #physicalexam
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
- Differential Diagnosis ... CN III palsy 2. ... Neurogenic Ptosis - Neurologic ... • Third nerve palsy ... Syndrome #Ptosis #neurology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
females Differential Diagnosis ... : • CN Ill Palsy ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology