33 results
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
many different causes ... the commonest cause ... Hyperacusis - Loss of Corneal ... #Neurology #Signs ... #Symptoms #Diagnosis
Physical exam findings of various ocular palsies; image courtesy of the BMJ

R 3rd nerve palsy
R 4th
findings of various ocular ... #Ocular #CranialNerve ... CNIII #CNIV #CNVI #Neurology ... #Diagnosis #Chart ... #Comparison
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
- Differential Diagnosis ... Algorithm Forehead ... of facial nerve palsy ... #Algorithm #Causes ... #neurology #sparing
Causes of Bradykinetic Movement Disorders - Differential Diagnosis Algorithm
Parkinson's Disease (TRAP):
• Resting Tremor
• Cogwheel Rigidity
• Akinesia/Bradykinesia
•
Causes of Bradykinetic ... - Differential Diagnosis ... • Cerebellar signs ... MovementDisorders #Neurology ... #Algorithm #Causes
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Oculomotor) Nerve Palsy ... Skew Deviation Casey ... ophthalmology #neurology ... #differential #diagnosis ... #ocular
Horner's Syndrome
 • Anhidrosis: Diminished sweating of ipsilateral face and neck
 • Miosis: Loss of sympathetic
Ptosis is mild in comparison ... oculomotor nerve palsy ... @neudrawlogy #Horners ... #Syndrome #diagnosis ... #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Conditions Erb's Palsy ... "claw hand" ± Horner ... Saturday night palsy ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... Algorithm True ... symptoms/signs, ... Dizziness #Vertigo #Neurology ... #Algorithm #Causes
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Algorithm Clinical ... • CN VI palsy ... • Neurologic ... Functional • Corneal ... #Algorithm #Causes
Causes of Tremors - Movement Disorders - Differential Diagnosis Algorithm
Action Tremor - Occurs During Voluntary Muscle
Causes of Tremors ... Algorithm Action ... Progressive supranuclear palsy ... MovementDisorders #Neurology ... #Algorithm #Causes