23 results
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Weakness - Differential ... Forehead Sparing = Central ... Forehead involved = Peripheral ... #Differential # ... #neurology #sparing
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central ... Peripheral Causes ... #Central #Causes ... #differential # ... diagnosis #neurology
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... Sensory Changes - Differential ... Lambert-Eaton Myasthenic Syndrome ... #Weakness #Neurology ... #Differential #
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... • Atelectasis Central ... Hypothyroidism Peripheral ... Hypoventilation Syndrome ... Neuromascular Weakness
Causes of Proximal Muscle Weakness That May Mimic Inflammatory Myopathy
 • Central or peripheral neurologic disease
Muscle Weakness ... Inflammatory Myopathy • Central ... or peripheral neurologic ... mimics #diagnosis #differential ... #causes #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... lesions of the central ... Lesions Of The Peripheral ... Lack of UMN/LMN signs ... #Differential #
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... - Vertigo - Differential ... Rotary Movement Peripheral ... Bone Fracture Central ... neurologic symptoms/signs
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
Hypochloremia - Differential ... - Gitelman SIGNS ... : • Muscle weakness ... • AMS (altered mental ... Hypochloremia #Differential
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
to Headaches - Differential ... papilledema • Horner syndrome ... lyme • Altered mental ... • Meningeal signs ... , mid-dilated pupil
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Causes of spinal ... • Extrinsic Causes ... dysfunction Central ... #lesions #differential ... #diagnosis #neurology