2801 results
Cardiac Event Monitors
 • Holter Monitor - Records every heart beat for 24-48 hours
 • Loop/Event
Records for a period ... over a 1-4 week period ... Monitors #heart #cardiology
Cardiac Event Monitoring Devices - Compared
Ambulatory ECG (Hotter):
 • Advantages: Continuous recording, records asx events, all
Short monitoring period ... Longer monitoring period ... Devices #Comparison #cardiology
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
occur during a period ... Electrocardiogram #Diagnosis #Cardiology
The 3 Fates of a Premature Atrial Complex
 • PAC can be conducted with normal QRS
absolute refractory period ... #PACs #cardiology
Class I Antiarrhythmics and their Key Pharmacologic Properties

Class IA = Quinidine, Procainamide, Disopyramide ("Quarter PounDer")
Class IB
effective refractory period ... and refractory period ... Pharmacology #Agents #Cardiology
Ventricular tachycardia (V-tach or VT) is a type of regular and fast heart rate that arises
problems, longer periods ... Short periods may ... Clinical #MedStudent #Cardiology
Pacemaker Operating Modes
1 - Chamber paced
     A (atrium), V (ventricle), D (dual/both)
2
200 bpm) - The period ... atrial refractory period ... 300 bpm) - The period ... Pacing #settings #cardiology
Acute Coronary Syndrome (ACS) Definitions - Stable Angina, Unstable Angina, NSTEMI, STEMI
1 STABLE ANGINA - Angina
rapidly over a short period ... #Diagnosis #Cardiology
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Fever: Periods ... Hereditary Periodic ... by an afebrile period ... by an afebrile period ... #intermittent #periodic
Pacemaker Timing Settings
 • Lower rate limit (50-60 bpm) - The lowest rate at which the
200 bpm) - The period ... atrial refractory period ... 300 bpm) - The period ... Timing #Pacing #cardiology