21 results
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
- Differential ... Resp/Heme: CHF, valves ... Polyneuropathy, ALS), NMJ disorder ... Diagnosis #causes ... #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Extraocular Movement Disorders ... Skew Deviation Casey ... Extraocular #Movement #Disorders ... ophthalmology #neurology ... #differential #
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Non-neuromuscular disorder ... • Inflammatory disorders ... #Differential # ... Diagnosis #neurology
Causes of Proximal Muscle Weakness That May Mimic Inflammatory Myopathy
 • Central or peripheral neurologic disease
Causes of Proximal ... Muscle Weakness ... • Electrolyte disorders ... mimics #diagnosis #differential ... #causes #neurology
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
CNS: parietal ... (Many causes!) ... * (most common cause ... • Psychiatric disorders ... #differential
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... PCR 50% sensitive ... Lesions #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... And BMP Normal Values ... acidosis: - CNS ... Neuromuscular weakness ... Diagnosis #Summary #Nephrology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Suspect in movement disorders ... Demyelinating disease caused ... #Infections #differential ... InfectiousDiseases #Neurology
Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
AND lower facial weakness ... sarcoid or other CNS ... inflammatory cause ... ) • EMG/NCS (rare ... Management #Treatment #Neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
an autoimmune disorder ... Limb- proximal weakness ... life-threatening Differential ... Serologic and EMG ... diagnosis #management #neurology