27 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
PCR 50% sensitive ... Infectious: ... #Brain #differential ... #diagnosis #causes ... #radiology #neurology
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
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Weakness - Differential ... Diagnosis Algorithm ... involved = Peripheral lesion ... Palsy (70-75%), Infection ... #Causes #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Diagnosis Framework ... Postsynaptic: Myasthenia ... #Differential # ... Diagnosis #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 Hypotonic Infant (Floppy Newborn) - Differential Diagnosis Algorithm
Central Nervous System - Decreased LOC, Axial
Causes of Hypotonic ... Hemorrhage • CNS ... Infection ... Intracranial Mass/lesion ... and Transient Myasthenia
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
Beta Blockers • CNS ... Lesions • Lymphomas ... limited predictive value ... #Dissociation #diagnosis ... #differential #
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 Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
CNS Infection in ... HIV / AIDS - Differential ... Diagnosis Framework ... Demyelinating disease caused ... #Infections #differential