42 results
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... Sensory Changes - Differential ... Diagnosis Algorithm ... #Neurology #Differential ... #Causes
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
- Differential ... Resp/Heme: CHF, valves ... NMJ disorder (Myasthenia ... Diagnosis #causes ... #neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
life-threatening Differential ... Diagnosis - ... Serologic and EMG ... precipitated by: Drugs, infection ... #Gravis #diagnosis
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Weakness - Differential ... Diagnosis Algorithm ... Palsy (70-75%), Infection ... #Differential # ... #Causes #neurology
Causes of Proximal Muscle Weakness That May Mimic Inflammatory Myopathy
 • Central or peripheral neurologic disease
Muscle Weakness ... neurologic disease • Myasthenia ... Sarcoidosis • Infections ... #differential # ... causes #neurology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... PCR 50% sensitive ... Lesions #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Diagnosis Framework ... Postsynaptic: Myasthenia ... #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
Causes of Peripheral Weakness with Sensory Changes - Differential Diagnosis Algorithm
Radiculopathy:
 • Disc
 • Spondylosis
 •
Causes of Peripheral ... Weakness with Sensory ... Diagnosis Algorithm ... #Sensory #Neurology ... #Causes
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
INCREASES 8-10 BPM INFECTIOUS ... Beta Blockers • CNS ... limited predictive value ... #Dissociation #diagnosis ... #differential #