12 results
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... • Cardio-pulmonary ... Disease Motor Neuron ... Lambert-Eaton Myasthenic Syndrome ... #Causes
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Diagnosis Framework ... disorder (Cardiac, pulmonary ... etc) • CNS -> ... Upper Motor Neuron
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... - Compatible syndrome ... Sarcoidosis • Neuro ... Lesions #Brain #differential ... #diagnosis #causes
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
ulcers, nodules • Neuro ... coagulopathy) • CBC w differential ... recent DAN) • EMG/NCS ... Goodpasture's cause ... #differential #
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
anywhere in the CNS ... form part of the differential ... diagnosis. ... LMN syndromes are ... muscle atrophy, weakness
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Diagnosis: Causes ... D-lactate (short bowel syndrome ... Classically” noted with pulmonary ... acidosis: - CNS ... Neuromuscular weakness
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
onset of limb weakness ... Reconstitution Inflammatory Syndrome ... neurological symptoms • Caused ... #Tuberculosis #diagnosis ... #differential #
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... Diagnosis Framework ... tract, and often causes ... myalgia and muscle weakness ... neuropathy - GI
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... Myalgia and muscle weakness ... mononeuritis multiplex • GI ... tract, and often causes ... chorioretinitis, CNS
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... Diagnosis Framework ... sweats, chills, weakness ... Lymphadenopathy, CNS ... Infections #HIV #AIDS #pulmonary