10 results
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
Approach to ECGs ... - Fusion beats ... #Comparison #VentricularTachycardia ... #Versus #ecg #ekg ... #cardiology #diagnosis
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
Cheat Sheet Features ... run) and fusion ... point) of S > 100 ms ... Aberration #Aberrancy #Comparison ... #Diagnosis #Cardiology
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... deWinter T waves - starts ... #Ischemia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
MI in LBBB or Pacemaker ... Discordance" = ST ... #Checklist #EKG ... electrocardiogram #ecg ... #cardiology #lbbb
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
lateral wrist XR ... Wrist #Carpal #Radiology ... #XRay #Diagnosis ... #Orthopedics #Sports ... #MSK
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... junction origin (e.g ... @AmyChung #EKG ... Interpretation #ECG ... Electrocardiogram #cardiology
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... QT <300-360 ms: ... #Approach #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology
Imaging Modalities for Renal Calculus

AXR. KUB
 - Good far calcium-containing stones useful when limited radiation dose
Calculus AXR ... is desirable, e.g ... Combination of above MRI ... stones #calculus #Radiology ... #Diagnosis
Hypertensive Disorders of Pregnancy
Chronic Hypertension:
 • Guidelines as SBP ≥130 or DBP ≥ 90 mmHg
 •
And Proteinuria (e.g ... severe RUQ pain, renal ... insufficiency (Cr ... or doubling of Cr ... htn #obstetrics #cardiology
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
mortality in inferior MI ... RV dysfunction. e.g ... forward flow. e.g ... artery #catheter #diagnosis ... #cardiology #swanganz