399 results
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
• Inverted P Waves ... interval < 120 ms ... interval ≥ 120 ms ... : > 40 ms ... Amy Chung, MD, MSc
Giant A waves caused by pulmonary HTN. There are two clearly discernible descents (X and Y)
Giant A waves caused ... following the wave ... which rules out CV fusion ... that the giant A waves ... causing the A waves
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
changes in the T wave ... causes peaked T waves ... to 7.0 mEq/L, P waves ... merges with T wave ... (QRS-T fusion
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
120ms, Dominant S wave ... in V1 (deep S waves ... Broad Monophasic R wave ... 2ms spike - Fusion ... c) STE / S wave
POCUS Pearls for Tamponade
- Pericardial Effusion
- Diastolic Right Ventricular Collapse
- Systolic Right Atrial Collapse
- Plethoric Inferior
POCUS Pearls for ... - Pericardial Effusion ... Cardiac #Tamponade #POCUS ... Evaluation #Cardiology #Effusion
POCUS Pearls for Tamponade
- Pericardial Effusion
- Diastolic Right Ventricular Collapse
- Systolic Right Atrial Collapse
- Plethoric Inferior
POCUS Pearls for ... - Pericardial Effusion ... Cardiac #Tamponade #POCUS ... Evaluation #Cardiology #Effusion
RA/CVP Waveform Interpretation

Central venous pressure (CVP) or right atrial pressure (RAP) waveform tracings can often times
consists of three waves ... Classic “cannon waves ... block) - ‘c’ wave ... systole): c-v wave ... fusion and blunting
Ascites, pericardial effusion, and left pleural effusion on subcostal 4-chamber POCUS echocardiogram

Subcostal window in SLE patient.
Ascites, pericardial effusion ... and left pleural effusion ... subcostal 4-chamber POCUS ... #s4c #POCUS #echocardiogram ... #POCUS #clinical
Shoulder Effusion Ballottement on Physical Examination

Shoulder effusion. You can ballot and see fluid return at posterior
Shoulder Effusion ... Examination Shoulder effusion ... #Shoulder #Effusion ... #PhysicalExam #msk
Plankton Sign on Lung POCUS

Plankton sign = floating debris --> the swirling, punctiform internal echoes within
Plankton Sign on Lung POCUS ... anechoic pleural effusion ... nature of the effusion ... Plankton #Sign #Lung #POCUS ... #clinical #effusion