8 results
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Digoxin effect on ... fibrillation and atrial flutter ... effect on ECG ( ... at therapeutic level ... #EKG #Cardiology
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Diagnosis Table ... ) • P-waves. ... variable block >> MAT ... /effect • Tx: ... #cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Possible atrial flutter ... Treat underlying cause ... or MAT - Control ... Treat underlying cause ... #management #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(MAT) - 3 ... different P waves ... 200ms from longer pause ... #EKG #diagnosis ... electrocardiogram #cardiology
Clinically Significant Cardiovascular Drug-Drug Interactions With OTC Supplements and Herbal Products
Angiotensin-Converting Enzyme Inhibitors (ACEIs)
 • Night-blooming
hypertension and tachycardia ... hypertension and tachycardia ... vera, Licorice - Causes ... pharmacology #DDI #table ... #cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... block; and sinus tachycardia ... voltage Other Causes ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
heart disease Causes ... Substances • Digoxin ... 300 = NSVT EKG ... , and the T-wave ... #differential #cardiology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Calcineurin inhibitors, Digoxin ... bradycardia → sine wave ... only if no clear cause ... Elimination (see Table ... Monitor for tachycardia