8 results
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
often classified as ... Uncommon): - Vascular ... hemorrhage - Non-vascular ... #differential # ... diagnosis #neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Weakness • Spinal ... Motor Nerves: ALS ... Mitochondrial myopathy, Muscular ... #Causes #differential
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
- Differential ... Bacteremia, Sepsis • Kidneys ... Polyneuropathy, ALS ... Diagnosis #causes ... #neurology
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
Hypochloremia - Differential ... SIGNS: • Muscle weakness ... Hypotension • AMS ... unloading • Kidney ... Pathophysiology #Nephrology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
- Causes progressive ... weakness in the ... 4) progressive muscular ... conditions listed in differential ... Lateral #Sclerosis #neurology
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Rhabdomyolysis - Differential ... Management Summary Causes ... Muscle pain - Weakness ... nephrotoxicity to kidney ... #treatment #nephrology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... musculoskeletal systems • Kidneys ... Myalgia and muscle weakness ... tract, and often causes ... aneurysms can also
Evaluation of Recurrent Falls

Core Concept:
Maintaining an upright posture requires the integrated function of multiple systems.
Disruption in
: Vertigo, imbalance ... neuron disease (ALS ... weakness, muscle ... Falls #Diagnosis #Differential ... #Neurology