291 results
Action Potential: Depolarization and repolarization of a neuron

#ActionPotential #Depolarization #Repolarization #Neuron #Neurology #Pathophysiology
repolarization of a neuron ... #ActionPotential ... Repolarization #Neuron
Drugs affecting the cardiac action potential. The sharp rise in voltage ("0") corresponds to the influx
Antiarrhythmics #Classes ... #Effect #ActionPotentials
Causes of Syncope #Diagnosis #EM #IM #Neuro #Syncope #Differential #Algorithm #Ddxof
Causes of Syncope ... Diagnosis #EM #IM #Neuro
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
Upper Motor Neuron ... neurotransmitter cause ... & LMN lesions cause ... This lesion causes ... type of lesion causes
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
of excitatory neurons ... cause quadriplegia ... within GI and URT causes ... Maternal viremia causes ... Hematogenous spread causes
Causes of Peripheral Weakness - With and Without Sensory Changes - Differential Diagnosis Algorithm
With Sensory Changes:
Causes of Peripheral ... Weakness • Motor Neuron ... Diagnosis #Algorithm #Causes
Internal Jugular Vein Rouleaux Flow on POCUS

Amazing video of a dilated IJV showing Rouleaux flow. Whenever
Rouleaux Flow on POCUS ... significantly, it causes ... echogenic as in this case ... for underlying cause ... Jugular #IJ #Vein #POCUS
Differential Diagnosis of Syncope
First, is it syncope? History is very important for distinguishing syncope from other
syncope from other causes ... Common causes of ... Diagnosis #EM #Neuro ... #IM #Sycope #Causes
Causes of Peripheral and Central Vertigo

Peripheral Vertigo:
 - Benign Positional Vertigo
 - Vestibular Neuronitis
 - Meniere's
Causes of Peripheral ... Toxicity - Acoustic Neuroma ... Differential #Vertigo #Causes
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... Disease Motor Neuron ... Diagnosis #Algorithm #Causes