33 results
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
- Differential Diagnosis ... Forehead involved = Peripheral ... of facial nerve palsy ... Unilateral: Bell's Palsy ... #neurology #sparing
Causes of Tremors - Movement Disorders - Differential Diagnosis Algorithm
Action Tremor - Occurs During Voluntary Muscle
Causes of Tremors ... - Differential Diagnosis ... Progressive supranuclear palsy ... MovementDisorders #Neurology ... #Algorithm #Causes
Causes of Bradykinetic Movement Disorders - Differential Diagnosis Algorithm
Parkinson's Disease (TRAP):
• Resting Tremor
• Cogwheel Rigidity
• Akinesia/Bradykinesia
•
Causes of Bradykinetic ... - Differential Diagnosis ... Algorithm Parkinson's Disease ... Vertical Gaze Palsy ... MovementDisorders #Neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Oculomotor) Nerve Palsy ... Skew Deviation Casey ... #Localization #ophthalmology ... #neurology #differential ... #diagnosis #ocular
Causes of Peripheral Weakness with Sensory Changes - Differential Diagnosis Algorithm
Radiculopathy:
 • Disc
 • Spondylosis
 •
Causes of Peripheral ... - Differential Diagnosis ... Weakness #Sensory #Neurology ... #Differential #Diagnosis ... #Algorithm #Causes
Causes of Proximal Muscle Weakness That May Mimic Inflammatory Myopathy
 • Central or peripheral neurologic disease
Causes of Proximal ... • Central or peripheral ... neurologic disease ... Myopathy #mimics #diagnosis ... #neurology
Sarcoidosis 
Non-caseating granulomas (Composed of T-helper & inflammatory cells) 
Clinical:
 • Disease fatal in 10% of
Clinical: • Disease ... exertion • Neurologic ... : Bell's palsy, ... peripheral neuropathies ... #Sarcoidosis #Diagnosis
Causes of Dizziness / Lightheadedness - Differential Diagnosis Algorithm
Lightheaded, unsteady, disoriented - Non-vertigo
Organic Disease
 • Presyncope/Vasodepressor
Causes of Dizziness ... - Differential Diagnosis ... • Anemia • Peripheral ... Lightheadedness #Neurology ... #Algorithm #Causes
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
- Differential Diagnosis ... cranial nerve) Palsy ... hemorrhage, SAH, tumor ... no neurological cause ... #neurology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
females Differential Diagnosis ... : • CN Ill Palsy ... dissociation • Other causes ... #PhysicalExam #neurology ... #ophthalmology