426 results
Accelerated Idioventricular Rhythm (AIVR) on EKG
 • Regular rhythm with wide. 
 • QRS complexes >120
Accelerated Idioventricular ... • Heart rate ranges ... #Accelerated #Idioventricular
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
repolarization; changes ... repolarization causes ... in conduction causes ... and irregular idioventricular ... Hyperkalemia #EKG #ECG #Changes
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Escape Rhythm (i.e. idioventricular ... Differential #Diagnosis #Causes
Causes of Peripheral Weakness - With and Without Sensory Changes - Differential Diagnosis Algorithm
With Sensory Changes:
Causes of Peripheral ... Without Sensory Changes ... With Sensory Changes ... Without Sensory Changes ... Diagnosis #Algorithm #Causes
Chronic prepatellar bursitis with chronic changes.

MCW EM Ultrasound @ https://twitter.com/MCW_EM_US

#Chronic #prepatellar #bursitis #POCUS #Knee #Ultrasound
bursitis with chronic changes ... prepatellar #bursitis #POCUS
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Depolarization: • Na+ channels ... Phase • Ca++ channels ... Potential: • K+ channels ... Block fast Na+ channels ... Classification #Classes
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... practices that could cause ... neurologic/psychiatric changes ... patients if the cause ... Differential #Diagnosis #Causes
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
CLASS 1 - Sodium Channel ... Block fast Na+ channels ... 3 - Potassium Channel ... MOA: Block K+ channels ... Classification #Classes
Drugs affecting the cardiac action potential. The sharp rise in voltage ("0") corresponds to the influx
to the sodium-channel ... voltage-sensitive calcium channels ... Antiarrhythmics #Classes
Causes of Peripheral Weakness with Sensory Changes - Differential Diagnosis Algorithm
Radiculopathy:
 • Disc
 • Spondylosis
 •
Causes of Peripheral ... Weakness with Sensory Changes ... Diagnosis #Algorithm #Causes