12 results
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Abnormal Jugular ... Diagnosis - Absent ... a wave - Atrial ... Jugular #Waveforms #JVP ... #Differential #
Lancisi's Sign (Tricuspid Regurgitation) in a patient with Atrial Fibrillation

If you went to med school before
Tricuspid Regurgitation ... a patient with Atrial ... nice to have ur finger ... #Neck #JVP #Clinical ... #Video #AFib #PhysicalExam
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
against a closed tricuspid ... activation from ... SVT (e.g., junctional ... #diagnosis #cardiology ... #CVP
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... EKG of the same ... #PhysicalExam #JVP ... #Cardiology #Neck ... #Frog #Sign
Lancisi's sign (CV fusion wave from severe tricuspid regurgitation).

#Lancisis #sign #severe #tricuspid #regurgitation #JVP #Clinical #Video
Lancisi's sign ( ... CV fusion wave from ... regurgitation #JVP ... #Clinical #Video ... #Neck #PhysicalExam
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
junctional tachy not from ... 3 different P waves ... intervals >120-200ms from ... #EKG #diagnosis ... electrocardiogram #cardiology #differential
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
J point • De Winter ... V2 • Wellens sign ... indistinguishable from ... #EKG #diagnosis ... #differential #
External Ventricular Drains (EVDs) & ICP waveform interpretation
An EVD is a temporary closed sterile system that
P1, P3 suggests abnormal ... with markedly abnormal ... CNS compliance LONGER ... Nick Mark MD @nickmmark ... #neurosurgery #diagnosis
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Equivalents / Don't Miss Signs ... asymmetrical, similar or bigger ... in V1 - normal ... #EKG #diagnosis ... Interpretation #differential
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
300 = NSVT EKG ... (≥ 0.12s) with abnormal ... capture of the atria ... Diagnosis: • PAC ... #differential #