11 results
Stimulated
SA node
AV node -
Un-stimulated
#PQ
(mV) 0
ECG (lead II)
QRS
#QRS
#SA node
#AV node
#Bundle of His
Bundle branches
#Purkinje fibers
#QRS
#ST
Stimulated SA node ... AV node - Un-stimulated ... #PQ (mV) 0 ECG ... ) QRS #QRS #SA ... node #AV node
Supraventricular Tachycardias - Pathophysiology
Conduction pathways through SA Node, Atrium, AV Node, Bundle of His, and Ventricle
Pathophysiology Conduction pathways ... through SA Node ... , Atrium, AV Node ... Tachycardia • AV ... cardiology #conduction #pathways
Cardiac conducting system 
 - Sinoatrial (SA) node normally generates the action potential, i.e. the electrical
- Sinoatrial (SA ... - The SA node ... atrioventricular (AV ... - From the AV ... Cardiology #Cardiac #Heart
Almost any type of cardiac arrhythmia is seen in digitalis toxic­ity. However, type II second-degree atrioventricular
atrioventricular (AV ... , first-degree AV ... Complete heart block ... , sino-atrial (SA ... , AV junctional
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Differential Diagnosis Algorithm ... Sinus Syndrome • SA ... Block • AV Block ... with Variable AV ... Differential #Diagnosis #Algorithm
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
Differential Diagnosis Algorithm ... Sinus Syndrome (SA ... 2nd/3rd degree AV ... Differential #Diagnosis #Algorithm
A junctional escape beat is a delayed heartbeat originating not from the atrium but from an
somewhere in the AV ... fail to reach the AV ... node because of SA ... or AV block. ... mechanism for the heart
Triage Algorithm COVID-19

First draft of a PROPOSED pathway for identify 'happy hypoxic' #COVID19 patients at triage,
Triage Algorithm ... of a PROPOSED pathway ... interested to hear ... cliffreid #Triage #Algorithm
Atrial Fibrillation RVR - Medications
Diltiazem
 • Preferred in patients with chronic lung such as Asthma and
decompensated heart ... with accessory pathways ... combined with other AV
Tinnitus - Objective (can be heard/auscultated) - 10% - Differential Diagnosis Algorithm
Vascular - Arterial:
 • Atherosclerosis
Objective (can be heard ... Differential Diagnosis Algorithm ... - Venous: • AV ... Differential #Diagnosis #Algorithm