29 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Oculomotor) Nerve Palsy ... • CN VI (Abducens ... ) Nerve palsy • ... Skew Deviation Casey ... #differential #diagnosis
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
Bell's palsy There ... many different causes ... of Facial Nerve Palsy ... the commonest cause ... Signs #Symptoms #Diagnosis
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Causes of Facial ... - Differential Diagnosis ... of facial nerve palsy ... Unilateral: Bell's Palsy ... #Differential #Diagnosis
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Conditions Erb's Palsy ... is caused by damage ... Saturday night palsy ... " is a common cause ... Dermatomes #Myotomes #diagnosis
Causes of Bradykinetic Movement Disorders - Differential Diagnosis Algorithm
Parkinson's Disease (TRAP):
• Resting Tremor
• Cogwheel Rigidity
• Akinesia/Bradykinesia
•
Causes of Bradykinetic ... - Differential Diagnosis ... Vertical Gaze Palsy ... #Differential #Diagnosis ... #Algorithm #Causes
Sixth Left Cranial Nerve Palsy: Left eye cannot move laterally beyond midline. In this case, caused
Cranial Nerve Palsy ... In this case, caused ... Clinical #Photo #CN6 #Palsy ... CranialNerve6 #Abducens
Left 6th Cranial Nerve Palsy: Left eye unable to move laterally beyond midline. In this case,
Cranial Nerve Palsy ... In this case, nerve ... dysfunction was caused ... Clinical #Photo #CN6 #Palsy ... CranialNerve6 #Abducens
Neck Mass - Differential Diagnosis Framework
Inflammatory:
 • Viral (reactive): EBV, HIV
 • Bacterial: Staph/Strep, Tularemia, Brucella
- Differential Diagnosis ... Congenital: • Thyroglossal ... #Differential #Diagnosis ... #causes
Differential diagnoses for the neuro-ophthalmologic finding of diplopia.
Neoplastic: 
 • Intraorbital meningioma 
 • Pituitary adenoma
Differential diagnoses ... sinusitis (CN VI palsy ... (CN Ill and VI palsy ... #Differential #Diagnosis ... #Causes #Ophthalmology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
- Differential Diagnosis ... • CN VI palsy ... ptosis with CN Ill palsy ... a mass as the cause ... Migraine is a diagnosis