37 results
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
Clockwise) Atrial Flutter ... up, slow down; "negative ... • V1: Broad & negative ... #ekg #electrocardiogram ... #cardiology #clinical
Isthmus Independent Atrial Flutter
 • Rapid atrial activity without typical inferior sawtooth waves suggests CTI-independent flutter
Independent Atrial Flutter ... CTI-independent flutter ... • Negative F ... #ekg #electrocardiogram ... #cardiology #clinical
Typical (Counterclockwise) Atrial Flutter on EKG
 • Inferior leads: Sawtooth waves (fast up, slow down; "negative")
Counterclockwise) Atrial Flutter ... up, slow down; "negative ... Counterclockwise #Atrial #Flutter ... #ekg #electrocardiogram ... #cardiology #clinical
Reverse Typical (Clockwise) Atrial Flutter on EKG
 • Inferior leads: "Positive" waves often notched (usually not
Clockwise) Atrial Flutter ... • V1: Broad & negative ... Clockwise #Atrial #Flutter ... #ekg #electrocardiogram ... #cardiology #clinical
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
culture negative ... #differential # ... #culture #negative ... InfectiousDiseases #Microbiology ... #CNIE #BCNIE #cardiology
Hypercalcemia - EKG Findings
Causes of Hypercalcemia 
• Malignancy 
• Milk-alkali syndrome 
• Vitamin D toxicity 
•
EKG Findings Causes ... Hypercalcemia #EKG #ECG #Electrocardiogram ... #Differential # ... Causes #Diagnosis ... #Cardiology
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... - Differential ... tachycardia • Atrial flutter ... tachycardia • Atrial flutter ... #cardiology
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Digoxin effect on Electrocardiogram ... nodal conduction Uses ... fibrillation and atrial flutter ... Digoxin #effect #Electrocardiogram ... #EKG #Cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
DANGER (4) Vfib/flutter ... (2) Atrial flutter ... 200ms from longer pause ... EKG #diagnosis #electrocardiogram ... #cardiology #differential
Infective endocarditis - etiology and sources of infection. 
 • Native and prosthetic 
valve endocarditis
 •
Native and ... Endocarditis #Sources #Causes ... Bacteria #Etiology #Differential ... #Microbiology #