27 results
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Resp/Heme: CHF, valves ... Polyneuropathy, ALS ... NMJ disorder (Myasthenia ... Diagnosis #causes ... #neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Motor Nerves: ALS ... Eaton Syndrome, Myasthenia ... aminoglycosides) • Muscles: Acid ... #Causes #differential ... #diagnosis #neurology
Multiple Cranial Neuropathies - High Yield Differential Diagnosis
 • Intrinsic brainstem process
 • Compressive brainstem process
Diagnosis • Intrinsic ... Neurosarcoidosis • CNS ... important for facial weakness ... : • Myasthenia ... #Diagnosis #causes
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
life-threatening Differential ... Generalized fatigue - ALS ... Diagnosis - ... Serologic and EMG ... failure - Can be
Myasthenia Gravis - Summary
 • an autoimmune disease of the postsynaptic neuromuscular junction associated with antibodies
50 years in men Diagnosis ... More likely to cause ... or respiratory weakness ... glucocorticoids - can cause ... #management #neurology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
PCR 50% sensitive ... lung nodules, may also ... see skin lesions ... Lesions #Brain #differential ... #diagnosis #causes
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
And BMP Normal Values ... Diagnosis: Causes ... acidosis: - CNS ... (GBS, Myasthenia ... #Summary #Nephrology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Diagnosis Framework ... pulmonary etc) • CNS ... Postsynaptic: Myasthenia ... Diagnosis #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Diagnosis Framework ... Demyelinating disease caused ... #Infections #differential ... InfectiousDiseases #Neurology
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
Hypochloremia - Differential ... Diagnosis Algorithm ... SIGNS: • Muscle weakness ... Hypotension • AMS ... Pathophysiology #Nephrology